Reaction A+B rarr C +D+38kcal has activation energy 20 kcal . Activati – InterviewSolution

1.	Reaction A+B rarr C +D+38kcal has activation energy 20 kcal . Activation energy for reaction C+D rarr A+B is :
Answer» 20 kcal `-20` kcal 58 kcal 18 kcal Solution :(C ) `E_(a) ` (backward ) ` =DeltaE +E_(a)` (FORWARD ) = 38 +20 = 58 kcal

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