In the presence of a catalyst, the heat evolved or absorbed during the reaction ………. .
In the presence of a catalyst, the heat evolved or absorbed during the reaction ………. .
A. increases
B. decreases
C. reamains unchanged
D. may increases or decrease
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Correct Answer - C
In the presence of catalyst, the heat absorbed, or evolved during the reaction remains unchanged as there is no change in stability of reactant and product.
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