1.

Which is/are correct statements about the role of a catalyst in a reaction?

Answer»

It is reactant in a rate-determining step and then a product of some subsequent step.
It provides an alternate mechanism with a fower energy of activation.
It increases the rate of CHEMICAL reaction but does not itself undergo a permanent CHANGE during the course of the reaction.
ENZYME catalysts are protein MOLECULES.

Solution :N//A


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