Question

A catalyzed reaction will have a ____ activation energy, and this leads to a _____ in the reaction rate.

A) lower, decrease
B) lower, increase
C) higher, decrease
D) higher, increase

Answer 1

The answer is D, a catalyst speeds up the reaction rate so a catalyzed reaction will have higher activation energy thus and increase in rate of reaction.

Answer 2

I chose d and got it wrong. The correct answer is b.