Question

In the presence of a catalyst, the heat evolved or absorbed during the reaction ______.

विकल्प

• increases.

• decreases.

• remains unchanged.

• may increase or decrease

Answer 1

In the presence of a catalyst, the heat evolved or absorbed during the reaction remains unchanged.

Explanation:

There is no effect on heat evolved or absorbed during the reaction in the presence of a catalyst since it does not participate in the reaction.