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The activation energy of a first order r...

The activation energy of a first order reaction at 300 K is 60 kJ `"mol"^(-1)`. In the presence of a catalyst, the activation energy is lowered to 50 kJ `"mol"^(-1)` at the same teperature. How many times the rate of reaction will change ?

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The correct Answer is:
It will increase 55 times
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