A) by decreasing\[{{E}_{a}}\]
B) by increasing\[{{E}_{a}}\]
C) by decreasing A
D) by increasing entropy
Correct Answer: A
Solution :
The reactant molecules have to acquire a certain amount of energy before they can react to yield products. This minimum value of energy for a reaction is known as energy of activation. Catalyst can change the rate of reaction by lowering the energy of activation.
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