At 27°C in presence of a catalyst, activation energy of a reaction is lowered by 10 kJ mol –1. The logarithm ratio of k catalysed k uncatalysed is …. (Consider that the frequency factor for both the r

Question

At 27°C in presence of a catalyst, activation energy of a reaction is lowered by 10 kJ mol –1. The logarithm ratio of k catalysed k uncatalysed is …. (Consider that the frequency factor for both the reactions is same)

(A) 17.41
(B) 1.741
(C) 3.482
(D) 0.1741

Prashant Kotian · Accepted Answer

Correct answer: B. a E catalyst RT uncatalyst K e K   catalyst a uncatalyst K E ln K RT   catalyst a uncatalyst K E log K 2.303RT   10 1000 2.303 8.314 300     catalyst uncatalyst K log 1.741 K 

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