A catalyst decreases the activation energy of a given reaction by exactly 13 kJ mol1.By what factor does the rate constant increase at25 C when the

A catalyst decreases the activation energy of a given reaction by exactly 13 kJ mol−1. By what factor does the rate constant increase at 25 °C when the catalyst is used? Assume that the Arrhenius pre-exponential factor, A, is the same for the catalyzed and uncatalyzed reactions.

Enter your answer accurate to three significant figures. Do not include units as part of your answer. For example, enter 1.23×10−3as 1.23e−3.)

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