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Question
A substance which alters the rate of reaction:
A substance which alters the rate of reaction:
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Solution
The correct option is D catalyst
A catalyst is a
substance that alters the rate of a
chemical reaction but remains
chemically unchanged afterwards. The catalyst increases the rate of the reaction by
providing a different reaction mechanism to
occur with a lower activation energy.
A catalyst is a substance that alters the rate of a chemical reaction but remains chemically unchanged afterwards. The catalyst increases the rate of the reaction by providing a different reaction mechanism to occur with a lower activation energy.
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