{"id":7446,"date":"2022-11-06T17:13:02","date_gmt":"2022-11-06T11:13:02","guid":{"rendered":"https:\/\/10minuteschool.com\/content\/?p=7446"},"modified":"2022-11-16T16:32:19","modified_gmt":"2022-11-16T10:32:19","slug":"mole-and-molecular-formula","status":"publish","type":"post","link":"https:\/\/10minuteschool.com\/content\/mole-and-molecular-formula\/","title":{"rendered":"\u09ae\u09cb\u09b2 \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 (Concept of Mole and Molecular Formula)"},"content":{"rendered":"

\u09ae\u09cb\u09b2\u09c7\u09b0 \u09a7\u09be\u09b0\u09a3\u09be \u0993 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09a7\u09be\u09b0\u09a3\u09be\u00a0 (<\/b>Concept of Mole and Chemical Counting)<\/b><\/h2>\n

\u09aa\u09b0\u09bf\u09ae\u09be\u09a3\u0997\u09a4 \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09a3 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf\u09a4\u09c7 \u0985\u09b0\u09cd\u09a5\u09be\u09ce \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc\u09c7\u09b0 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf\u09a4\u09c7 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09b9\u09bf\u09b8\u09be\u09ac \u09a8\u09bf\u0995\u09be\u09b6 \u0995\u09b0\u09be \u09b9\u09af\u09bc, \u098f\u09b8\u09ac \u09b9\u09bf\u09b8\u09be\u09ac \u09a8\u09bf\u0995\u09be\u09b6\u0995\u09c7 \u098f\u0995\u09a4\u09cd\u09b0\u09c7 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u0997\u09a3\u09a8\u09be \u09ac\u09b2\u09c7 (chemical counting)\u0964 \u098f\u09ac\u0982 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc\u09c7\u09b0 \u098f\u0995\u0995\u0997\u09c1\u09b2\u09cb \u09ae\u09cb\u09b2 (Mole) \u098f\u0995\u0995\u09c7 \u09aa\u09cd\u09b0\u0995\u09be\u09b6 \u0995\u09b0\u09be \u09b9\u09af\u09bc\u0964<\/span><\/p>\n

\u09ae\u09cb\u09b2 (Mole)<\/b><\/h2>\n

\u09ae\u09cb\u09b2 \u09b9\u099a\u09cd\u099b\u09c7 \u098f\u0995\u0995\u09c7\u09b0 \u0986\u09a8\u09cd\u09a4\u09b0\u09cd\u099c\u09be\u09a4\u09bf\u0995 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf\u09a4\u09c7 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3\u09c7\u09b0 \u098f\u0995\u0995\u0964 \u0995\u09cb\u09a8\u09cb \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 6.023\\times 10^{23}<\/span><\/span>\u00a0\u099f\u09bf \u0985\u09a3\u09c1, \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09ac\u09be \u0986\u09af\u09bc\u09a8 \u09a5\u09be\u0995\u09c7, \u09b8\u09c7\u0987 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3\u0995\u09c7 \u0990 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09ae\u09cb\u09b2 \u09ac\u09b2\u09be \u09b9\u09af\u09bc\u0964<\/span><\/p>\n

\u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 (chemical elements) \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u0985\u09a5\u09ac\u09be \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u0995\u09c7 \u0997\u09cd\u09b0\u09be\u09ae \u098f\u0995\u0995\u09c7 \u09aa\u09cd\u09b0\u0995\u09be\u09b6 \u0995\u09b0\u09b2\u09c7 \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc, \u09a4\u09be\u0995\u09c7 \u0990 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u098f\u0995 \u09ae\u09cb\u09b2 \u09ac\u09b2\u09c7\u0964 <\/b>\u09af\u09c7\u09ae\u09a8:<\/span><\/p>\n

16 \\text{g O} =1 <\/span> \u09ae\u09cb\u09b2 <\/span>O<\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1<\/span><\/p>\n

=6.023\\times 10^{23}<\/span> \u099f\u09bf \u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1<\/span><\/p>\n

58.5\u00a0g\u00a0NaCl=1<\/span> \u09ae\u09cb\u09b2 <\/span>NaCl<\/span> \u0985\u09a3\u09c1<\/span><\/p>\n

=6.023\\times 10^{23}<\/span> \u099f\u09bf <\/span>NaCl<\/span> \u0985\u09a3\u09c1<\/span><\/p>\n

=6.023\\times 10^{23}<\/span> \u09b8\u0982\u0996\u09cd\u09af\u09be\u099f\u09bf\u0995\u09c7 \u0985\u09cd\u09af\u09be\u09ad\u09cb\u0997\u09c7\u09a1\u09cd\u09b0\u09cb\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be (Avogadro number)\u09ac\u09b2\u09be \u09b9\u09af\u09bc\u0964<\/b><\/p>\n

\u0985\u09a3\u09c1\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc :<\/b><\/h2>\n

\u0985\u09a3\u09c1\u09a4\u09c7 \u09ac\u09bf\u09a6\u09cd\u09af\u09ae\u09be\u09a8 \u09b8\u0995\u09b2 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u09b0 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09af\u09cb\u0997 \u0995\u09b0\u09b2\u09c7 \u0990 \u0985\u09a3\u09c1\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc\u0964 \u09af\u09c7\u09ae\u09a8 :<\/span><\/p>\n

CuSO_4.5H_2 O<\/span> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =(1\u00d7Cu \u098f\u09b0 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0) + (1\u00d7S \u098f\u09b0 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0) + (4\u00d7 \u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8\u09c7\u09b0 \u09ad\u09b0) + (5\u00d7 \u09aa\u09be\u09a8\u09bf\u09b0 \u0985\u09a3\u09c1\u09b0 \u09ad\u09b0)<\/p>\n

=63.5+32+64+90<\/p>\n

=249.5 g<\/p>\n

Query-1: <\/b>1 g \\mathrm{H}_2 \\mathrm{SO}_4<\/span><\/span>\u00a0\u098f \u0995\u09a4\u0997\u09c1\u09b2\u09cb <\/b>\\mathrm{H}_2 \\mathrm{SO}_4<\/span>\u00a0\u0985\u09a3\u09c1 \u0986\u099b\u09c7?<\/b><\/p>\n

\u09b8\u09ae\u09be\u09a7\u09be\u09a8 :\u00a0<\/b><\/p>\n

\u0986\u09ae\u09b0\u09be \u099c\u09be\u09a8\u09bf,<\/span><\/p>\n

1<\/span> \u09ae\u09cb\u09b2 \\mathrm{H}_2 \\mathrm{SO}_4=98 \\mathrm{~g} \\mathrm{H}_2 \\mathrm{SO}_4<\/span><\/span><\/p>\n

=6.023 \\times 10^{23}<\/span> \u099f\u09bf <\/span>H\\mathrm{H}_2 \\mathrm{SO}_4<\/span><\/span>\u00a0\u0985\u09a3\u09c1<\/span><\/p>\n

98 \\mathrm{~g} \\mathrm{H}_2 \\mathrm{SO}_4<\/span> \u098f \u0986\u099b\u09c7 <\/span>=<\/span>6.023\u00d710<\/span>23<\/span> \u099f\u09bf \u0985\u09a3\u09c1<\/span><\/p>\n

\u22341 g \\mathrm{H}_2 \\mathrm{SO}_4<\/span><\/span> \u098f \u0986\u099b\u09c7 =\\frac{6.023\\times10^{23}}{98}<\/span><\/span> \u099f\u09bf \u0985\u09a3\u09c1 =6.14\\times10^{21}<\/span><\/span>\u00a0\u099f\u09bf \u0985\u09a3\u09c1<\/span><\/p>\n

Query-2: <\/b>1g \\mathrm{ H}_2 \\mathrm{SO}_4<\/span>\u00a0\u098f \u0995\u09a4\u0997\u09c1\u09b2\u09cb <\/b>H<\/span>, <\/b>S<\/span> \u098f\u09ac\u0982 <\/b>O<\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u0986\u099b\u09c7?<\/b><\/p>\n

\u09b8\u09ae\u09be\u09a7\u09be\u09a8 :\u00a0<\/b><\/p>\n

1g \\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =98 g<\/span><\/span><\/p>\n

\\therefore 1 \\text{ mol } \\mathrm{ H}_2 \\mathrm{SO}_4=98 g=6.023\\times10^{23}<\/span><\/span> \u099f\u09bf \\mathrm{ H}_2 \\mathrm{SO}_4<\/span><\/span>\u00a0\u0985\u09a3\u09c1<\/span><\/p>\n

\\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =1\\times2+23+16\\times4=98\u00a0g<\/span><\/span><\/p>\n

98 \\text{ g } \\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f \\text{H}<\/span><\/span>\u00a0<\/span>\u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7 =(2\\times6.023\\times10^{23})<\/span><\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

1 \\text{ g } \\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f H<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7 =\\frac{(2\\times6.023\\times10^{23})}{98}<\/span><\/span> \u099f\u09bf =1.23\\times10^{22}<\/span><\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

98 \\text{ g } \\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f S<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7 =(1\\times6.023\\times10^{23})<\/span><\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

1 \\text{ g } \\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f S<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7 =\\frac{(1\\times6.023\\times10^{23})}{98}<\/span><\/span> \u099f\u09bf =6.15\\times10^{21}<\/span><\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

98 \\text{ g } \\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f O<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7 =(4\\times6.023\\times10^{23})<\/span><\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

1 \\text{ g } \\mathrm{ H}_2 \\mathrm{SO}_4<\/span> \u098f<\/span> O<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09a5\u09be\u0995\u09c7 =\\frac{(2\\times6.023\\times10^{23})}{98}<\/span><\/span> \u099f\u09bf =2.46\\times10^{22}<\/span><\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

\u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ae\u09cb\u09b2\u09be\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 ( molar volume of gas)<\/b><\/h2>\n

1 \u09ae\u09cb\u09b2 \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u09aa\u09a6\u09be\u09b0\u09cd\u09a5 \u09af\u09c7 \u0986\u09af\u09bc\u09a4\u09a8 \u09a6\u0996\u09b2 \u0995\u09b0\u09c7 \u09a4\u09be\u0995\u09c7 \u0990 \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09ae\u09cb\u09b2\u09be\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 \u09ac\u09b2\u09c7\u0964<\/b><\/p>\n

    \n
  • 0\u00b0C\u00a0<\/span>\u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be \u098f\u09ac\u0982 <\/span>1\u00a0atm\u00a0<\/span>\u099a\u09be\u09aa\u0995\u09c7 \u098f\u0995\u09a4\u09cd\u09b0\u09c7 \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be \u0993 \u099a\u09be\u09aa (standard temperature and pressure) \u09ac\u09be \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0985\u09ac\u09b8\u09cd\u09a5\u09be (standard condition) \u09ac\u09b2\u09c7\u0964<\/span><\/li>\n
  • \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc <\/b>1\u00a0mol\u00a0<\/span>\u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 <\/b>22.4<\/span> \u09b2\u09bf\u099f\u09be\u09b0\u0964 <\/b>\u098f\u099f\u09be \u0995\u09bf\u09a8\u09cd\u09a4\u09c1 \u09ae\u09a8\u09c7 \u09b0\u09be\u0996\u09a4\u09c7 \u09b9\u09ac\u09c7 \u09ac\u09a8\u09cd\u09a7\u09c1\u09b0\u09be\u0964<\/span><\/li>\n<\/ul>\n

    \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u09c2\u09a4\u09cd\u09b0 :<\/b><\/h4>\n

    (i) <\/b>\u09af\u09a6\u09bf,\u00a0<\/span><\/p>\n

    n=<\/span> <\/span>\u09ae\u09cb\u09b2 \u09b8\u0982\u0996\u09cd\u09af\u09be<\/span><\/p>\n

    M=<\/span> <\/span>\u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0<\/span><\/p>\n

    W=<\/span> <\/span>\u0997\u09cd\u09b0\u09be\u09ae \u098f\u0995\u0995\u09c7\u00a0 \u09ad\u09b0<\/span><\/p>\n

    \u09a7\u09b0\u09bf, \u0995\u09cb\u09a8\u09cb \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =M<\/span><\/span>\u00a0<\/span>\u0997\u09cd\u09b0\u09be\u09ae<\/span><\/p>\n

    = 1 \\text{mol}<\/span><\/span><\/p>\n

    \"\"<\/p>\n

    M<\/span> <\/span>\u0997\u09cd\u09b0\u09be\u09ae \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7 \u0986\u099b\u09c7 = 1 \\text{mol}<\/span><\/span><\/p>\n

    \\therefore 1<\/span>\u0997\u09cd\u09b0\u09be\u09ae \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7 \u0986\u099b\u09c7 = 1 \\text{mol}<\/span><\/span><\/p>\n

    \\therefore W<\/span> <\/span>\u0997\u09cd\u09b0\u09be\u09ae \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7 \u0986\u099b\u09c7 =\\frac{W}{M} \\text{ mol}\\\\\n\n\\therefore n=\\frac{W}{M}<\/span><\/span><\/p>\n

    (ii) <\/b>\u09af\u09a6\u09bf,<\/span><\/p>\n

    n=<\/span> <\/span>\u09ae\u09cb\u09b2 \u09b8\u0982\u0996\u09cd\u09af\u09be<\/span><\/p>\n

    V=<\/span> <\/span>\u09b2\u09bf\u099f\u09be\u09b0 \u098f\u0995\u0995\u09c7 \u0986\u09af\u09bc\u09a4\u09a8<\/span><\/p>\n

    \u0986\u09ae\u09b0\u09be \u099c\u09be\u09a8\u09bf,<\/span><\/p>\n

    \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc <\/span>1<\/span> \u09ae\u09cb\u09b2 \u0997\u09cd\u09af\u09be\u09b8\u09c0\u09af\u09bc \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 <\/span>=22.4<\/span> <\/span>\u09b2\u09bf\u099f\u09be\u09b0<\/span><\/p>\n

    22.4<\/span> <\/span>\u09b2\u09bf\u099f\u09be\u09b0 1 \\text{ mol}<\/span><\/span><\/p>\n

    \\therefore 1<\/span> <\/span>\u0997\u09cd\u09b0\u09be\u09ae \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7 \u0986\u099b\u09c7 \\frac{1}{22.4} \\text{ mol}<\/span><\/span><\/p>\n

    \\therefore V<\/span> <\/span>\u0997\u09cd\u09b0\u09be\u09ae \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7 \u0986\u099b\u09c7 \\frac{V}{22.4} \\text{ mol}<\/span><\/span><\/p>\n\\therefore n=\\frac{V}{22.4} \\text{ mol}<\/span>\n

    (iii) <\/b>\u09af\u09a6\u09bf,<\/span><\/p>\n

    n=<\/span> <\/span>\u09ae\u09cb\u09b2 \u09b8\u0982\u0996\u09cd\u09af\u09be<\/span><\/p>\n

    N=<\/span><\/span>\u00a0\u0985\u09a3\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be<\/span><\/p>\n

    \u0986\u09ae\u09b0\u09be \u099c\u09be\u09a8\u09bf,<\/span><\/p>\n

    1 \\text{ mol}<\/span> <\/span>\u0985\u09a3\u09c1\u09a4\u09c7 =6.023\\times10^{23}<\/span><\/span>\u00a0\u099f\u09bf \u0985\u09a3\u09c1 \u0986\u099b\u09c7<\/span><\/p>\n

    6.023\\times10^{23}<\/span> \u099f\u09bf \u0985\u09a3\u09c1 \u0986\u099b\u09c7 <\/span>=1<\/span><\/span> \u09ae\u09cb\u09b2 \u0985\u09a3\u09c1\u09a4\u09c7<\/span><\/p>\n

    \\therefore 1<\/span> \u099f\u09bf \u0985\u09a3\u09c1 \u0986\u099b\u09c7 \\frac{1}{6.023\\times10^{23}}<\/span><\/span>\u00a0\u09ae\u09cb\u09b2 \u0985\u09a3\u09c1\u09a4\u09c7<\/span><\/p>\n

    \\therefore N<\/span><\/span> \u099f\u09bf \u0985\u09a3\u09c1 \u0986\u099b\u09c7 \\frac{N}{6.023\\times10^{23}}<\/span><\/span>\u00a0\u09ae\u09cb\u09b2 \u0985\u09a3\u09c1\u09a4\u09c7<\/span><\/p>\n\\therefore \\text{n} = \\frac{N}{6.023\\times10^{23}}<\/span>\n

    \u0986\u09a6\u09b0\u09cd\u09b6 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be \u0993 \u099a\u09be\u09aa\u09c7 1 \u09b2\u09bf\u099f\u09be\u09b0 <\/b>N_2<\/span>\u00a0\u0997\u09cd\u09af\u09be\u09b8\u09c7 \u0995\u09a4\u099f\u09bf \u0985\u09a3\u09c1 \u0986\u099b\u09c7?<\/b><\/p>\n

    \u09b8\u09ae\u09be\u09a7\u09be\u09a8 :\u00a0<\/b><\/p>\n

    \u098f\u0996\u09be\u09a8\u09c7<\/span><\/p>\n

    V=1<\/span><\/span> \u09b2\u09bf\u099f\u09be\u09b0<\/span><\/p>\n

    \u0986\u09a6\u09b0\u09cd\u09b6 \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be \u0993 \u099a\u09be\u09aa\u09c7 1<\/span><\/span> \u09ae\u09cb\u09b2 N_2<\/span><\/span> \u098f\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 <\/span>=22.4\u00a0<\/span>\u09b2\u09bf\u099f\u09be\u09b0<\/span><\/p>\n

    \u0986\u09ae\u09b0\u09be \u099c\u09be\u09a8\u09bf,<\/span><\/p>\nn=\\frac{V}{22.4}<\/span>\n=\\frac{1}{22.4}<\/span>\n

    \u0986\u09ac\u09be\u09b0,<\/span><\/p>\n

    \\text{n}=\\frac{N}{6.023\\times10^{23}}\\\\\n\n\\text{N}=\\text{n}\\times6.023\\times10^{23}\\\\\n\n\\text{N}=\\frac{1}{22.4}\\times6.023\\times10^{23}\\\\\n\n\\text{N}=2.69\\times10^{22}<\/span>\u099f\u09bf \u0985\u09a3\u09c1<\/span><\/p>\n

    \\therefore 1<\/span> \u09b2\u09bf\u099f\u09be\u09b0 N_2<\/span><\/span> \u0985\u09a3\u09c1\u09a4\u09c7 2.69\\times10^{22}<\/span><\/span>\u00a0\u099f\u09bf \u0985\u09a3\u09c1 \u0986\u099b\u09c7\u0964<\/span><\/p>\n

    \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc <\/b>5<\/span> \u09b2\u09bf\u099f\u09be\u09b0 \\text{CH}_4<\/span><\/b> \u0997\u09cd\u09af\u09be\u09b8\u09c7 \u0995\u09af\u09bc\u099f\u09bf H<\/span><\/b> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u0986\u099b\u09c7?<\/b><\/p>\n

    \u09b8\u09ae\u09be\u09a7\u09be\u09a8 :\u00a0<\/b><\/p>\n

    \u0986\u09ae\u09b0\u09be \u099c\u09be\u09a8\u09bf, \u09aa\u09cd\u09b0\u09ae\u09be\u09a3 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc<\/span><\/p>\n

    1<\/span><\/span> \u09ae\u09cb\u09b2 \\text{CH}_4<\/span><\/span> \u098f\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 =22.4<\/span><\/span>\u00a0<\/span>\u09b2\u09bf\u099f\u09be\u09b0<\/span><\/p>\n

    22.4<\/span> <\/span>\u09b2\u09bf\u099f\u09be\u09b0 \\text{CH}_4<\/span><\/span> \u098f H<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 <\/span>=4<\/span><\/span> \u09ae\u09cb\u09b2<\/span><\/p>\n

    \\therefore 1<\/span><\/span> \u09b2\u09bf\u099f\u09be\u09b0 \\text{CH}_4<\/span><\/span> \u098f H<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 =\\frac{4}{22.4}<\/span><\/span>\u00a0\u09ae\u09cb\u09b2<\/span><\/p>\n

    \\therefore 5<\/span><\/span> \u09b2\u09bf\u099f\u09be\u09b0 \\text{CH}_4<\/span><\/span> \u098f H<\/span><\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 =\\frac{4\\times5}{22.4}<\/span><\/span>\u00a0\u09ae\u09cb\u09b2<\/span><\/p>\n

    =\\frac{25}{28}<\/span> \u09ae\u09cb\u09b2<\/span><\/i><\/p>\n

    1<\/span><\/span> \u09ae\u09cb\u09b2 <\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

    \\therefore =\\frac{25}{28}<\/span> \u09ae\u09cb\u09b2 \\text{H}=6.023\\times10^{23}<\/span><\/span>\u00a0\u099f\u09bf<\/span><\/p>\n

    =5.38\\times10^{23}<\/span> \u099f\u09bf<\/span><\/p>\n

    \u09ae\u09cb\u09b2 \u098f\u09ac\u0982 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 (mole and molecular formula)<\/b><\/h2>\n

    \u0995\u09cb\u09a8\u09cb \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 ( molecular formula) \u09a5\u09c7\u0995\u09c7 \u09aa\u09cd\u09b0\u09be\u09aa\u09cd\u09a4 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u0995\u09c7 \u0997\u09cd\u09b0\u09be\u09ae \u098f\u0995\u0995\u09c7 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09bf\u09a4 \u0995\u09b0\u09b2\u09c7 \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc \u09b8\u09c7\u0987 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3\u0995\u09c7 <\/b>1<\/span> \u09ae\u09cb\u09b2 \u09ac\u09b2\u09be \u09b9\u09af\u09bc\u0964 <\/b>\u09af\u09c7\u09ae\u09a8 :<\/span><\/p>\n

    \u09b8\u09cb\u09a1\u09bf\u09af\u09bc\u09be\u09ae \u0995\u09cd\u09b2\u09cb\u09b0\u09be\u0987\u09a1\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 <\/span>NaCl<\/span><\/p>\n

    NaCl<\/span> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 <\/span>=23+35.5=58.8<\/span><\/p>\n

    NaCl<\/span> \u0997\u09cd\u09b0\u09be\u09ae \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 <\/span>=58.8\u00a0g<\/span><\/p>\n

    \u223458.8\u00a0g\u00a0NaCl=1\u00a0mol\u00a0NaCl<\/span><\/p>\n

    \u098f \u09a5\u09c7\u0995\u09c7 \u09aa\u09cd\u09b0\u09be\u09aa\u09cd\u09a4 \u09a4\u09a5\u09cd\u09af :<\/b><\/h4>\n
      \n
    • NaCl<\/span> \u098f\u09b0 \u09a8\u09be\u09ae \u09b2\u09ac\u09a3 (\u09b8\u09cb\u09a1\u09bf\u09af\u09bc\u09be\u09ae \u0995\u09cd\u09b2\u09cb\u09b0\u09be\u0987\u09a1)<\/span><\/li>\n
    • 1<\/span> \u0985\u09a3\u09c1 \u09b8\u09cb\u09a1\u09bf\u09af\u09bc\u09be\u09ae \u0995\u09cd\u09b2\u09cb\u09b0\u09be\u0987\u09a1\u09c7\u09b0 \u09b8\u0982\u0995\u09c7\u09a4 <\/span>NaCl<\/span><\/li>\n
    • 1\u00a0mol<\/span> \u09b8\u09cb\u09a1\u09bf\u09af\u09bc\u09be\u09ae \u0995\u09cd\u09b2\u09cb\u09b0\u09be\u0987\u09a1\u09c7\u09b0 \u09b8\u0982\u0995\u09c7\u09a4 <\/span>NaCl<\/span><\/li>\n
    • 1\u00a0mol<\/span> \u09b8\u09cb\u09a1\u09bf\u09af\u09bc\u09be\u09ae \u0995\u09cd\u09b2\u09cb\u09b0\u09be\u0987\u09a1\u09c7 1\u099f\u09bf <\/span>Na<\/span> \u0993 1\u099f\u09bf <\/span>Cl<\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u0986\u099b\u09c7\u0964\u00a0<\/span><\/li>\n
    • 1<\/span> \u0985\u09a3\u09c1 \u09b8\u09cb\u09a1\u09bf\u09af\u09bc\u09be\u09ae \u0995\u09cd\u09b2\u09cb\u09b0\u09be\u0987\u09a1\u09c7 1\u099f\u09bf <\/span>Na<\/span> \u0993 1\u099f\u09bf <\/span>Cl<\/span> \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u0986\u099b\u09c7\u0964\u00a0<\/span><\/li>\n
    • 1\u00a0mol<\/span> NaCl<\/span> \u098f\u09b0 <\/span>Na<\/span> \u098f\u09b0 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09b8\u0982\u0996\u09cd\u09af\u09be =6.023\\times10^{23}<\/span><\/span>\u00a0\u099f\u09bf \u0993 <\/span>Cl<\/span> \u098f\u09b0 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09b8\u0982\u0996\u09cd\u09af\u09be =6.023\\times10^{23}<\/span><\/span>\u00a0\u099f\u09bf \u098f\u09ac\u0982 <\/span>NaCl<\/span> \u098f\u09b0 \u0985\u09a3\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be =6.023\\times10^{23}<\/span><\/span>\u00a0\u099f\u09bf\u00a0<\/span><\/li>\n
    • 1\u00a0mol<\/span> NaCl<\/span> \u098f\u09b0 \u09ad\u09b0 <\/span>58.5\u00a0g<\/span><\/li>\n<\/ul>\n

      \u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 (Molar Solution)<\/b><\/h2>\n

      \u098f\u0995\u099f\u09bf \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09a4\u09be\u09aa\u09ae\u09be\u09a4\u09cd\u09b0\u09be\u09af\u09bc <\/b>1<\/span> \u09b2\u09bf\u099f\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u09af\u09a6\u09bf \u098f\u0995 \u09ae\u09cb\u09b2 \u09a6\u09cd\u09b0\u09ac \u09a6\u09cd\u09b0\u09ac\u09c0\u09ad\u09c2\u09a4 \u09a5\u09be\u0995\u09c7, \u09a4\u09ac\u09c7 \u0990 \u09a6\u09cd\u09b0\u09ac\u09a3\u0995\u09c7 \u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09ac\u09b2\u09c7\u0964\u00a0<\/b><\/p>\n

        \n
      • 1<\/span> \u09b2\u09bf\u099f\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7 <\/span>0.5\u00a0<\/span>\u09ae\u09cb\u09b2 \u09a6\u09cd\u09b0\u09ac \u09a6\u09cd\u09b0\u09ac\u09c0\u09ad\u09c2\u09a4 \u09a5\u09be\u0995\u09b2\u09c7 \u0990 \u09a6\u09cd\u09b0\u09ac\u09a3\u0995\u09c7 <\/span>0.5\u00a0<\/span>\u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09ac\u09b2\u09c7\u0964<\/span><\/li>\n<\/ul>\n\\therefore \u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 =\\frac{\\text{\u09a6\u09cd\u09b0\u09ac\u00a0(mol)}}{\\text{\u09a6\u09cd\u09b0\u09ac\u09a3\u00a0(L)}}\n\n=\\frac{0.5}{1}\u00a0\\text{ mol\/L}=0.5\u00a0\\text{ mol\/L}<\/span>\n

        \u09b2\u0998\u09c1 \u09a6\u09cd\u09b0\u09ac\u09a3 (Dilute Solution): <\/b><\/h3>\n

        \u09af\u09c7 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7 \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09be\u09ac\u0995\u09c7 \u0995\u09ae \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09ac \u09ac\u09be \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09ac \u0995\u09ae \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09be\u09ac\u0995\u09c7 \u09ae\u09bf\u09b6\u09cd\u09b0\u09bf\u09a4 \u09a5\u09be\u0995\u09c7 \u09a4\u09be\u0995\u09c7 \u09b2\u0998\u09c1 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09ac\u09b2\u09c7\u0964<\/span><\/h4>\n

        \u0997\u09be\u09a2\u09bc \u09a6\u09cd\u09b0\u09ac\u09a3 (Concentrated Solution): <\/b><\/h3>\n

        \u09af\u09c7 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7 \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09be\u09ac\u0995\u09c7\u09b0 \u09ac\u09c7\u09b6\u09bf \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09ac \u09ac\u09be \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09ac\u09c7 \u0995\u09ae \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a6\u09cd\u09b0\u09be\u09ac\u0995 \u09ae\u09bf\u09b6\u09cd\u09b0\u09bf\u09a4 \u09a5\u09be\u0995\u09c7 \u09a4\u09be\u0995\u09c7 \u0997\u09be\u09a2\u09bc \u09a6\u09cd\u09b0\u09ac\u09a3 \u09ac\u09b2\u09c7\u0964<\/span><\/h4>\n
          \n
        • \u09af\u09c7 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7\u09b0 \u09ae\u09cb\u09b2\u09be\u09b0\u09bf\u099f\u09bf \u09af\u09a4 \u09ac\u09c7\u09b6\u09bf \u09a4\u09be \u09a4\u09a4\u09cb \u09ac\u09c7\u09b6\u09bf \u0997\u09be\u09a2\u09bc\u0964<\/span><\/li>\n
        • 1<\/span> \u09b2\u09bf\u099f\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 <\/span>0.5\u00a0<\/span>\u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac \u09a6\u09cd\u09b0\u09ac\u09c0\u09ad\u09c2\u09a4 \u09a5\u09be\u0995\u09b2\u09c7, \u0990 \u09a6\u09cd\u09b0\u09ac\u09a3\u0995\u09c7 \u09b8\u09c7\u09ae\u09bf\u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09ac\u09b2\u09c7\u0964<\/span><\/li>\n
        • 1<\/span> \u09b2\u09bf\u099f\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 <\/span>0.1\u00a0<\/span>\u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac \u09a6\u09cd\u09b0\u09ac\u09c0\u09ad\u09c2\u09a4 \u09a5\u09be\u0995\u09b2\u09c7, \u0990 \u09a6\u09cd\u09b0\u09ac\u09a3\u0995\u09c7 \u09a1\u09c7\u09b8\u09bf\u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09ac\u09b2\u09c7\u0964<\/span><\/li>\n<\/ul>\n

          \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09ae\u09cb\u09b2\u09be\u09b0\u09bf\u099f\u09bf\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4\u0995\u09b0\u09a3 :<\/b><\/h3>\n

          V<\/span> \u09ae\u09bf\u09b2\u09bf\u09b2\u09bf\u099f\u09be\u09b0 \u0986\u09af\u09bc\u09a4\u09a8\u09bf\u0995 \u09ab\u09cd\u09b2\u09be\u0995\u09cd\u09b8\u09c7 S \u09ae\u09cb\u09b2\u09be\u09b0 M \u0997\u09cd\u09b0\u09be\u09ae \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 \u09a6\u09cd\u09b0\u09ac\u09cd\u09af\u09c7\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u0995\u09bf\u09ad\u09be\u09ac\u09c7 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4 \u0995\u09b0\u09ac\u09c7?<\/b><\/p>\n

          \u098f\u0996\u09be\u09a8\u09c7, \u09a6\u09cd\u09b0\u09ac\u09c7\u09b0 \u09ae\u09cb\u09b2\u09be\u09b0\u09bf\u099f\u09bf <\/span>=S<\/span><\/p>\n

          \u09ae\u09bf\u09b2\u09bf\u09b2\u09bf\u099f\u09be\u09b0 \u098f\u0995\u0995\u09c7 \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 <\/span>=V<\/span><\/p>\n

          \u09a6\u09cd\u09b0\u09ac\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 <\/span>=M<\/span><\/p>\n

          \u09a7\u09b0\u09bf, \u0997\u09cd\u09b0\u09be\u09ae \u098f\u0995\u0995\u09c7 \u09a6\u09cd\u09b0\u09ac\u09c7\u09b0 <\/span>\u09ad\u09b0 <\/span>=W<\/span><\/p>\n\\therefore \\text{W}=\\frac{\\text{SMV}}{1000}<\/span>\n

          [\u098f\u0996\u09be\u09a8\u09c7 <\/span>1000<\/span> \u09a6\u09bf\u09af\u09bc\u09c7 \u09ad\u09be\u0997 \u0995\u09b0\u09be\u09b0 \u0995\u09be\u09b0\u09a3 \u09b9\u09b2\u09cb <\/span>V<\/span> \u0995\u09c7 \u09b2\u09bf\u099f\u09be\u09b0 \u098f\u0995\u0995\u09c7 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09c7\u09b0 \u099c\u09a8\u09cd\u09af]<\/span><\/p>\n

          \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be :<\/b><\/h4>\n
            \n
          1. \u09aa\u09cd\u09b0\u09a5\u09ae\u09c7 \u098f\u0995\u099f\u09bf \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u0986\u09af\u09bc\u09a4\u09a8\u09bf\u0995 \u09ab\u09cd\u09b2\u09be\u0995\u09cd\u09b8\u09c7 W \u0997\u09cd\u09b0\u09be\u09ae \u09a6\u09cd\u09b0\u09ac\u09cd\u09af \u0993\u099c\u09a8 \u0995\u09b0\u09c7 \u09a8\u09bf\u09af\u09bc\u09c7 \u09ab\u09cd\u09b2\u09be\u0995\u09cd\u09b8\u09c7\u09b0 \u09a2\u09be\u09b2\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964<\/span><\/li>\n
          2. \u09a4\u09be\u09b0\u09aa\u09b0 \u09ab\u09cd\u09b2\u09be\u0995\u09cd\u09b8\u09c7 \u0996\u09be\u09a8\u09bf\u0995\u099f\u09be \u09aa\u09be\u09a8\u09bf \u09af\u09c1\u0995\u09cd\u09a4 \u0995\u09b0\u09c7 \u099d\u09be\u0981\u0995\u09bf\u09af\u09bc\u09c7 \u09a8\u09bf\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u098f\u09a4\u09c7 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u099f\u09bf\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09a4\u09c8\u09b0\u09bf \u09b9\u09ac\u09c7\u0964<\/span><\/li>\n
          3. \u09a4\u09be\u09b0\u09aa\u09b0 \u09b8\u09be\u09ac\u09a7\u09be\u09a8\u09a4\u09be \u0985\u09ac\u09b2\u09ae\u09cd\u09ac\u09a8 \u0995\u09b0\u09c7 \u098f\u0995\u099f\u09bf \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09a6\u09be\u0997 \u09aa\u09b0\u09cd\u09af\u09a8\u09cd\u09a4 \u09aa\u09be\u09a8\u09bf \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09aa\u09c2\u09b0\u09cd\u09a3 \u0995\u09b0\u09b2\u09c7 S \u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4 \u09b9\u09af\u09bc\u09c7 \u09af\u09be\u09ac\u09c7\u0964<\/span><\/li>\n<\/ol>\n

            200<\/span> \u09ae\u09bf\u09b2\u09bf\u09b2\u09bf\u099f\u09be\u09b0 \u09b8\u09c7\u09ae\u09bf\u09ae\u09cb\u09b2\u09be\u09b0 \\mathrm{Na_2CO_3}<\/span><\/b>\u00a0<\/span>\u09a6\u09cd\u09b0\u09ac\u09a3 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4 \u0995\u09b0\u09cb\u0964<\/b><\/p>\n

            \u09b8\u09ae\u09be\u09a7\u09be\u09a8 :\u00a0<\/b><\/h4>\n

            \u098f\u0996\u09be\u09a8\u09c7, \u09a6\u09cd\u09b0\u09ac\u09c7\u09b0 \u09ae\u09cb\u09b2\u09be\u09b0\u09bf\u099f\u09bf, <\/span>\\text{S}=0.5<\/span><\/span> \u09ae\u09cb\u09b2<\/span><\/p>\n

            \u09a6\u09cd\u09b0\u09ac\u09c7\u09b0 \u0997\u09cd\u09b0\u09be\u09ae \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0, \\text{M}=(23\\times2)+12+(16\\times3)=106\u00a0\\text{g}<\/span><\/span><\/p>\n

            \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7\u09b0 \u09ae\u09bf\u09b2\u09bf\u09b2\u09bf\u099f\u09be\u09b0 \u098f\u0995\u0995\u09c7 \u0986\u09af\u09bc\u09a4\u09a8, <\/span>V=200\u00a0ml<\/span><\/p>\n\\therefore \\text{W}=\\frac{\\text{SMV}}{1000}\\\\\n\n=\\frac{0.5\\times200\\times106}{1000}\\\\\n\n=10.6\u00a0\\text{ g}<\/span>\n

            \u09aa\u09cd\u09b0\u09a5\u09ae\u09c7 \u098f\u0995\u099f\u09bf <\/span>200\u00a0ml<\/span> \u0986\u09af\u09bc\u09a4\u09a8\u09bf\u0995 \u09ab\u09cd\u09b2\u09be\u0995\u09cd\u09b8\u09c7 \\mathrm{Na_2CO_3}<\/span><\/span>\u00a0\u09af\u09cb\u0997 \u0995\u09b0\u09c7 \u099d\u09be\u0981\u0995\u09bf\u09af\u09bc\u09c7 \u09a8\u09bf\u09af\u09bc\u09c7 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09a4\u09c8\u09b0\u09bf \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u09a4\u09be\u09b0\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09a6\u09be\u0997 \u09aa\u09b0\u09cd\u09af\u09a8\u09cd\u09a4 \u09aa\u09be\u09a8\u09bf \u09af\u09cb\u0997 \u0995\u09b0\u09c7 <\/span>200\u00a0ml<\/span> \u09a6\u09cd\u09b0\u09ac\u09a3\u09c7\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 \u0995\u09b0\u09b2\u09c7\u0987 \u09b8\u09c7\u09ae\u09bf\u09ae\u09cb\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4 \u09b9\u09ac\u09c7\u0964<\/span><\/p>\n

            \u09af\u09cc\u0997\u09c7 \u09ae\u09cc\u09b2\u09c7\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u0995\u09cd\u09a4\u09bf <\/b>(<\/b>The Percentage Composition of Element Compounds)<\/b><\/h2>\n

            \u0995\u09cb\u09a8\u09cb \u09af\u09cc\u0997\u09c7\u09b0 <\/b>100\u00a0g<\/span> \u098f\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u09af\u09a4 \u0997\u09cd\u09b0\u09be\u09ae \u09ae\u09cc\u09b2 \u09a5\u09be\u0995\u09c7, \u09a4\u09be \u0990 \u09ae\u09cc\u09b2\u09c7\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf \u09ac\u09b2\u09c7\u0964<\/b><\/p>\n

            \u0995\u09cb\u09a8\u09cb \u09af\u09cc\u0997\u09c7 \u098f\u0995\u099f\u09bf \u09ae\u09cc\u09b2\u09c7\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf =\\frac{\u09ae\u09cc\u09b2\u09c7\u09b0 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \\times \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09b8\u0982\u0996\u09cd\u09af\u09be}{\u09af\u09cc\u0997\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0}\\times 100%<\/span><\/span><\/p>\n

            \\mathrm{H_2SO_4}<\/span> \u098f\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 <\/b>H, S, O<\/span>\u00a0\u098f\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf \u09b9\u09bf\u09b8\u09be\u09ac \u0995\u09b0\u09cb\u0964<\/b><\/p>\n

            \u09b8\u09ae\u09be\u09a7\u09be\u09a8 :\u00a0<\/b><\/h4>\n

            \\mathrm{H_2SO_4}<\/span> \u098f\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =(1\\times2+32\\times1)+16\\times4)=98\u00a0\\text{ g}<\/span><\/span><\/p>\n

            \u098f\u0996\u09be\u09a8\u09c7, H<\/span><\/span> \u098f\u09b0 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be <\/span>=2<\/span><\/span>, \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =1<\/span><\/span><\/p>\n

            S<\/span><\/span> \u098f\u09b0 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be =1<\/span><\/span>, \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =32<\/span><\/span><\/p>\n

            O<\/span><\/span> \u098f\u09b0 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be =4<\/span><\/span>, \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 =16<\/span><\/span><\/p>\n

            \\therefore H<\/span> <\/span>\u098f\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf =\\frac{1\\times2\\times100}{98}%=2.04\u00a0%<\/span><\/span><\/p>\n

            \\therefore S<\/span> <\/span>\u098f\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf =\\frac{1\\times32\\times100}{98}%=32.65\u00a0%<\/span><\/span><\/p>\n

            \\therefore O<\/span> <\/span>\u098f\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf =\\frac{4\\times16\\times100}{98}%=65.30\u00a0%<\/span><\/span><\/p>\n

            \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf \u09a5\u09c7\u0995\u09c7 \u09af\u09cc\u0997\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 (molecular formula) \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc<\/b><\/h3>\n

            \u098f\u09ac\u09be\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf \u09a5\u09c7\u0995\u09c7 \u09af\u09cc\u0997\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09be \u09af\u09be\u0995\u0964<\/span><\/p>\n

              \n
            • \u09aa\u09cd\u09b0\u09a5\u09ae\u09c7 \u09af\u09cc\u0997\u09c7\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf \u09a5\u09c7\u0995\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964<\/span><\/li>\n
            • \u09a4\u09be\u09b0\u09aa\u09b0 \u09af\u09cc\u0997\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4\u09c7\u09b0 \u09ad\u09b0\u09c7\u09b0 \u0995\u09a4 \u0997\u09c1\u09a3 \u09a4\u09be \u09ac\u09c7\u09b0 \u0995\u09b0\u09c7 \u09b8\u09c7\u0987 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09a6\u09bf\u09af\u09bc\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4\u09c7\u09b0 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u09b8\u0982\u0996\u09cd\u09af\u09be\u0995\u09c7 \u0997\u09c1\u09a3 \u0995\u09b0\u09b2\u09c7 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc\u0964 \u09af\u09c7\u09ae\u09a8 : \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u0993 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u099c\u09c7\u09a8 \u09a6\u09bf\u09af\u09bc\u09c7 \u0997\u09a0\u09bf\u09a4 \u09af\u09cc\u0997\u09c7\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\/ \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4\u09c7\u09b0 \u09ad\u09b0 =\\frac{78}{13}=6<\/span><\/span> \u09b9\u09af\u09bc\u0964 \u09a4\u09be\u09b9\u09b2\u09c7 \u09af\u09cc\u0997\u099f\u09bf\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 =\\mathrm{(CH)_6=C_6H_6}<\/span><\/span>.<\/span><\/li>\n
            • \u0995\u09cb\u09a8\u09cb \u09af\u09cc\u0997\u09c7\u09b0 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u09a4\u09be\u09b0 \u0986\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0\u09c7\u09b0 \u09b8\u09ae\u09be\u09a8 \u09b9\u09b2\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u0993 \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 \u098f\u0995\u0987 \u09a5\u09be\u0995\u09ac\u09c7\u0964<\/span><\/li>\n<\/ul>\n

              \u0986\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0995\u09c7\u09a4 (molecular formula) \u09a5\u09c7\u0995\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc :<\/b><\/h3>\n
                \n
              • \u09aa\u09cd\u09b0\u09a5\u09ae\u09c7 \u09af\u09cc\u0997\u09c7\u09b0 \u0985\u09a3\u09c1\u09a4\u09c7 \u09ac\u09bf\u09a6\u09cd\u09af\u09ae\u09be\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1 \u0997\u09c1\u09b2\u09cb\u09b0 \u0986\u09b2\u09be\u09a6\u09be \u0986\u09b2\u09be\u09a6\u09be \u0995\u09b0\u09c7 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09ac\u09c7\u09b0 \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964<\/span><\/li>\n
              • \u0985\u09a4\u0983\u09aa\u09b0 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be\u0997\u09c1\u09b2\u09cb\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4 \u09ac\u09c7\u09b0 \u0995\u09b0\u09c7 \u09a4\u09be \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09b8\u0982\u0996\u09cd\u09af\u09be (\u09af\u09be \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09b8\u09ac\u0997\u09c1\u09b2\u09cb \u09b8\u0982\u0996\u09cd\u09af\u09be \u09ac\u09bf\u09ad\u09be\u099c\u09cd\u09af) \u09a6\u09bf\u09af\u09bc\u09c7 \u09ad\u09be\u0997 \u0995\u09b0\u09b2\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09ac\u09c7\u0964 \u09af\u09c7\u09ae\u09a8 :<\/span><\/li>\n
              • \\mathrm{C_6H_{12}O_6}<\/span> \u098f\u09b0 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be\u0997\u09c1\u09b2\u09cb\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4 <\/span>=6\u00a0:12\u00a0:6=1\u00a0:2\u00a0:1<\/span><\/span>\u00a0<\/span><\/li>\n
              • \\mathrm{C_6H_{12}O_6}<\/span> \u098f\u09b0 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 =\\mathrm{C_1H_2O_1}==\\mathrm{CH_2O}<\/span><\/span><\/li>\n<\/ul>\n

                \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf \u098f\u09ac\u0982 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4<\/b><\/h2>\n

                \u09af\u09c7 \u09b8\u0982\u0995\u09c7\u09a4 \u0985\u09a3\u09c1\u09a4\u09c7 \u09ac\u09bf\u09a6\u09cd\u09af\u09ae\u09be\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0997\u09c1\u09b2\u09cb\u09b0 \u0985\u09a8\u09c1\u09aa\u09be\u09a4 \u09aa\u09cd\u09b0\u0995\u09be\u09b6 \u0995\u09b0\u09c7 \u09a4\u09be\u0995\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u09ac\u09b2\u09c7\u0964<\/b><\/p>\n

                \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf \u09a5\u09c7\u0995\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc :<\/b><\/h3>\n
                  \n
                • \u09ae\u09cc\u09b2 \u09b8\u09ae\u09c2\u09b9\u09c7\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u09a4\u09bf\u0995\u09c7 \u09a4\u09be\u09a6\u09c7\u09b0 \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09ad\u09be\u0997 \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964<\/span><\/li>\n
                • \u09ad\u09be\u0997 \u0995\u09b0\u09be\u09b0 \u09aa\u09b0 \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0\u09a4\u09ae \u09ad\u09be\u0997\u09ab\u09b2 \u09a6\u09bf\u09af\u09bc\u09c7 \u09aa\u09cd\u09b0\u09be\u09aa\u09cd\u09a4 \u09ad\u09be\u0997\u09ab\u09b2\u0997\u09c1\u09b2\u09cb\u0995\u09c7 \u09aa\u09c1\u09a8\u09b0\u09be\u09af\u09bc \u09ad\u09be\u0997 \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964<\/span><\/li>\n
                • \u09aa\u09cd\u09b0\u09be\u09aa\u09cd\u09a4 \u09b8\u0982\u0996\u09cd\u09af\u09be\u0997\u09c1\u09b2\u09cb \u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09a8\u09be \u09b9\u09b2\u09c7, \u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u0982\u0996\u09cd\u09af\u09be\u09af\u09bc \u09aa\u09b0\u09bf\u09a3\u09a4 \u0995\u09b0\u09a4\u09c7 \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8\u09c0\u09af\u09bc \u09af\u09c7 \u0995\u09cb\u09a8\u09cb \u09b8\u0982\u0996\u09cd\u09af\u09be \u09a6\u09bf\u09af\u09bc\u09c7 \u09ad\u09be\u0997 \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u09af\u09c7\u09ae\u09a8 : \u09ad\u09be\u0997\u09ab\u09b2 <\/span>1.5\u00a0<\/span>\u0986\u09b8\u09b2\u09c7 \u09a4\u09be <\/span>2<\/span> \u09a6\u09bf\u09af\u09bc\u09c7 \u0997\u09c1\u09a3 \u0995\u09b0\u09c7 <\/span>3<\/span> (\u09af\u09be \u098f\u0995\u099f\u09bf \u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u0982\u0996\u09cd\u09af\u09be) \u098f \u09aa\u09b0\u09bf\u09a3\u09a4 \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u0996\u09c7\u09af\u09bc\u09be\u09b2 \u09b0\u09be\u0996\u09a4\u09c7 \u09b9\u09ac\u09c7 \u09af\u09c7 <\/span>2<\/span> \u09a6\u09bf\u09af\u09bc\u09c7 \u09af\u09c7\u09a8 \u09b8\u09ac\u0997\u09c1\u09b2\u09cb \u09ad\u09be\u0997\u09ab\u09b2 \u0997\u09c1\u09a3 \u0995\u09b0\u09be \u09b9\u09af\u09bc\u0964<\/span><\/li>\n
                • \u09aa\u09cd\u09b0\u09be\u09aa\u09cd\u09a4 \u09b8\u0982\u0996\u09cd\u09af\u09be\u0997\u09c1\u09b2\u09cb\u0995\u09c7 \u09ae\u09cc\u09b2\u09b8\u09ae\u09c2\u09b9\u09c7\u09b0 \u09aa\u09cd\u09b0\u09a4\u09c0\u0995\u09c7\u09b0 \u09a8\u09bf\u099a\u09c7 \u09a1\u09be\u09a8 \u09aa\u09be\u09b6\u09c7 \u09b2\u09bf\u0996\u09b2\u09c7 \u09a4\u09c8\u09b0\u09bf \u09b9\u09af\u09bc\u09c7 \u09af\u09be\u09ac\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4\u0964 \u09af\u09c7\u09ae\u09a8 : <\/span>
                  \n<\/span>\\mathrm{H=2, S=1, O=4}<\/span> \u09b9\u09b2\u09c7 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 =\\mathrm{H_2SO_4}<\/span><\/span>\u0964 \u098f\u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u09aa\u09cd\u09b0\u09a4\u09c0\u0995\u09c7\u09b0 \u09a8\u09bf\u099a\u09c7 \u09a1\u09be\u09a8 \u09aa\u09be\u09b6\u09c7 <\/span>1<\/span> \u09a5\u09be\u0995\u09b2\u09c7 \u09a4\u09be \u09b2\u09c7\u0996\u09be\u09b0 \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8 \u09a8\u09c7\u0987\u0964<\/span><\/li>\n<\/ul>\n

                  3<\/span> \u0997\u09cd\u09b0\u09be\u09ae \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u00a0 \u098f\u09ac\u0982 <\/b>8<\/span> \u0997\u09cd\u09b0\u09be\u09ae \u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u00a0 \u09af\u09c1\u0995\u09cd\u09a4 \u09b9\u09af\u09bc\u09c7 \u09af\u09cc\u0997 \u0997\u09a0\u09a8 \u0995\u09b0\u09c7\u0964 \u09b8\u09c7\u0987 \u09af\u09cc\u0997\u09c7\u09b0 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 \u09ac\u09c7\u09b0 \u0995\u09b0\u09cb\u0964<\/b><\/p>\n

                  \u09b8\u09ae\u09be\u09a7\u09be\u09a8 :\u00a0<\/b><\/p>\n

                  \u09af\u09cc\u0997\u099f\u09bf\u09a4\u09c7 \u0995\u09be\u09b0\u09cd\u09ac\u09a8\u09c7\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 =33+8\\times100\u00a0% =27.27%<\/span><\/span><\/p>\n

                  \u09af\u09cc\u0997\u099f\u09bf\u09a4\u09c7 \u0985\u0995\u09cd\u09b8\u09bf\u099c\u09c7\u09a8\u09c7\u09b0 \u09b6\u09a4\u0995\u09b0\u09be \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 =83+8\\times100\u00a0% =72.73%<\/span><\/span><\/p>\n

                  \u09aa\u09cd\u09b0\u09a5\u09ae\u09c7 \u09aa\u09b0\u09ae\u09be\u09a3\u09c1\u0997\u09c1\u09b2\u09cb \u09b6\u09a4\u0995\u09b0\u09be \u09b8\u0982\u09af\u09c1\u0995\u09cd\u09a4\u09bf\u0995\u09c7 \u09a8\u09bf\u099c \u09a8\u09bf\u099c \u09aa\u09be\u09b0\u09ae\u09be\u09a3\u09ac\u09bf\u0995 \u09ad\u09b0 \u09a6\u09cd\u09ac\u09be\u09b0\u09be \u09ad\u09be\u0997 \u0995\u09b0\u09c7 \u09aa\u09be\u0987,<\/span><\/p>\nC=\\frac{27.27}{12}=2.27\\\\\n\nO=\\frac{72.73}{16}=4.54<\/span>\n

                  \u09ad\u09be\u0997\u09ab\u09b2\u0997\u09c1\u09b2\u09cb\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0\u09a4\u09ae \u09ad\u09be\u0997\u09ab\u09b2 2.27<\/span><\/span>\u00a0<\/span>\u09a6\u09bf\u09af\u09bc\u09c7 \u09ad\u09be\u0997 \u0995\u09b0\u09c7 \u09aa\u09be\u0987,<\/span><\/p>\nC=\\frac{2.27}{2.27}=1\\\\\n\nO=\\frac{4.54}{2.27}=2<\/span>\n

                  \u0990 \u09ae\u09be\u09a8\u0997\u09c1\u09b2\u09cb \u0993 \u09aa\u09cd\u09b0\u09a4\u09c0\u0995 \u09a8\u09bf\u09af\u09bc\u09c7 \u0997\u09a0\u09bf\u09a4 \u09b8\u09cd\u09a5\u09c2\u09b2 \u09b8\u0982\u0995\u09c7\u09a4 =\\mathrm{C_1O_2=CO_2}<\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

                  \u09ae\u09cb\u09b2\u09c7\u09b0 \u09a7\u09be\u09b0\u09a3\u09be \u0993 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09a7\u09be\u09b0\u09a3\u09be\u00a0 (Concept of Mole and Chemical Counting) \u09aa\u09b0\u09bf\u09ae\u09be\u09a3\u0997\u09a4 \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09a3 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf\u09a4\u09c7 \u0985\u09b0\u09cd\u09a5\u09be\u09ce \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc\u09c7\u09b0 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf\u09a4\u09c7 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09b9\u09bf\u09b8\u09be\u09ac \u09a8\u09bf\u0995\u09be\u09b6 \u0995\u09b0\u09be \u09b9\u09af\u09bc, \u098f\u09b8\u09ac \u09b9\u09bf\u09b8\u09be\u09ac \u09a8\u09bf\u0995\u09be\u09b6\u0995\u09c7 \u098f\u0995\u09a4\u09cd\u09b0\u09c7 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u0997\u09a3\u09a8\u09be \u09ac\u09b2\u09c7 (chemical counting)\u0964 \u098f\u09ac\u0982 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc\u09c7\u09b0 \u098f\u0995\u0995\u0997\u09c1\u09b2\u09cb \u09ae\u09cb\u09b2 (Mole)<\/p>\n

                  Read More<\/a><\/p>\n","protected":false},"author":37,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[50,5522,3024,3030],"tags":[2965,3431,3424,3425,5662,2967],"_links":{"self":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/7446"}],"collection":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/users\/37"}],"replies":[{"embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/comments?post=7446"}],"version-history":[{"count":13,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/7446\/revisions"}],"predecessor-version":[{"id":15673,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/7446\/revisions\/15673"}],"wp:attachment":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/media?parent=7446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/categories?post=7446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/tags?post=7446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}