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Find the enthalpy of S-S bond from the following data. {:((i),C_(2)H_(5)-S-C_(2)H_(5) (g),Delta_(f)H^(@)=-147.2" kJ/mol"),((ii),C_(2)H_(5)-S-S-C_(2)H_(5)(g),Delta_(f)H^(@)=-201.9" kJ/mol"),((iii),S(g),Delta_(f)H^(@)=222.8" kJ/mol"):} |
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Answer» `Delta H = B.E.` of `S - S` BOND `= - 201.9 - [222.8 - 147.2] = - 277.5` |
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