1.

An endothermic reaction A to B has an activation energy as xx kJ mo1^(-1) of A. If energy change of the reaction is y kJ, the activation energy of the reverse reaction is :

Answer»

`-X`
x - y
x + y
y - x

Solution :For an ENDOTHERMIC reaction.

OR `DeltaH=E_f-E_r:.y=x-Er:. EX = x-y`


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