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Which statement is correct:...

Which statement is correct:

A

Reactions with low activation energy are usually exothermic

B

The rate law sometimes enables to deduce the mechanism of a reaction

C

The rate law for a reaction is an algebraic ,expression relating the forward reaction rate to product concentration

D

Increase in the total pressure of a gas phase reaction increase the fraction of collisions effective in producing reactions

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The correct Answer is:
D
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  20. Which one of the following does not influence the rate of reaction?

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