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Question
A catalyst’s role is to __________
A catalyst’s role is to __________
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Solution
The correct option is A change the rate of a reaction
A catalyst is a substance that changes (increases or decreases) the rate of a reaction without itself undergoing any permanent chemical change.
1. Positive catalyst increases the rate of the reaction
2. Negative catalyst decreases the rate of the reaction
A catalyst is a substance that changes (increases or decreases) the rate of a reaction without itself undergoing any permanent chemical change.
1. Positive catalyst increases the rate of the reaction
2. Negative catalyst decreases the rate of the reaction
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