JEE Main Chemistry question

A catalyst alters the rate of reaction by

(A)Altering enthalpy
(B)Altering internal energy
(C)Altering energy of activationCorrect
(D)All of the above

Answer: (C)

Solution

A catalyst provides an alternative reaction pathway of lower activation energy, which is the sole mechanism by which it changes the rate of a reaction; it does

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Question ID VK-144857