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Which of the following explains the incr...

Which of the following explains the increase of the reaction rate by catalyst?

A

Catalyst decreases the rate of backward reaction so that the rate of forward reaction increases

B

Catalyst provides extra energy to reacting molecules so that they may reduce effective collisions

C

Catalyst provides an alternative path of lower activation energy to the reactants

D

Catalyst increases the number of collisions between the reacting molecules

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