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Factors Affecting the Rate of a Chemical Reaction

To increase t...

Question

To increase the rate of a chemical reaction, catalyst:

A

increase the activation energy

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B

decrease activation energy

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C

reacts with products

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D

do not changes the activation energy

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Solution

The correct option is B decrease activation energy
By Arrhenius Law:
$k = A e^{- E_{A} / R T}$
Catalyst decreases the activation energy of a particular reaction to increase the rate of reaction.

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