1.

If a reaction A+BtoC is exothermic to the extent of 30 KJ/mol and the forward reaction has an activation energy of 70 KJ/mol, the activation energy for the reverse reaction is

Answer»

30 KJ/mol
40KJ/mol
70KJ/mol
100KJ/mol

Solution :`A+BtoC+30,DeltaH=A.E.(F)-A.E(B)-30=70-A.E(b),A.E.(b)=100`


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