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Find the enthalpy of S-S bond from the following data. Report your answer by multiplying `1.08/100` (i)`C_2H_5-S-C_2H_5(g) " " DeltaH_f^(2)=-147.2kJ//mol` (ii)`C_2H_5-S-S-C_2H_5(g) " " DeltaH_f^(@)=-201.9 kJ//mol` (iii)`S(g) " "DeltaH_f^(@)=222.8kJ//mol` |
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Answer» Correct Answer - 3 kJ/mol `C_2H_5-S-C_2H_5+StoC_2H_5-S-S-C_2H_5` `DeltaH_f^(@)(C_2H_5-S-C_2H_5)=DeltaH_f^(@)(C_2H_5-S-S-C_2H_5)-DeltaH_(s-s)+DeltaH_(sub)S` -201.9= -147.2-`DeltaH_(s-s)` +222.8 `DeltaH_(s-s)`=277.5 kJ/mol |
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