heat of formation of ethane -20.2kcal /mol and heat of atomisation of – InterviewSolution

1.	heat of formation of ethane -20.2kcal /mol and heat of atomisation of C and H2 are 179.2kcal /mol and 52.1kcal /mol if bond energy of c-h b ond is 73.3 kcal/mol then calculate apprx b.e of C-C
Answer» heat of formation of ethane -20.2kcal /mol and heat of atomisation of C and H2 are 179.2kcal /mol and 52.1kcal /mol if bond energy of c-h b ond is 73.3 kcal/mol then calculate apprx b.e of C-C

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