Question

4. What does a catalyst do?

A) Stabilises a reaction

B) Increases the rate of
reaction

C) Cools the reaction down

D) Increases the concentration of the reaction​

Answer 1

Answer:

option b increase the rate of reaction

Answer 2

Answer:

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Explanation:

A catalyst is a substance that can be added to a reaction to increase the reaction rate without getting consumed in the process. Catalysts typically speed up a reaction by reducing the activation energy or changing the reaction mechanism. Enzymes are proteins that act as catalysts in biochemical reactions.

option B