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

increaases

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decreases

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remains unchanged

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may increase or decrease

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Solution

The correct option is D remains unchanged
Change in enthalpy of the reaction doesn't alter with catalyst.

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Similar questions

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

(a) increases
(b) decreases
(c) reamins unchanged
(d) may increase or decrease

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