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  • Which of the following quantities, on addition of catalyst to the reaction not changes :-Option: 1 Rate constant <img alt="(k)" src="/latex-image/?%2

Which of the following quantities, on addition of catalyst to the reaction not changes :-

Option: 1

Rate constant (k)


Option: 2

\Delta rH


Option: 3

Rate of reaction


Option: 4

Activation energy \mathrm{(E_{a})}


Answers (1)

best_answer

Catalyst provides the alternate path for the reaction by decreases \mathrm{E_{a}}, as a result \mathrm{k}-increases & also rate of reaction increase, but the enthalpy of reaction \mathrm{(\Delta rH)} remains same.

Posted by

Ritika Jonwal

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