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Rate of a reaction can be expressed by A...

Rate of a reaction can be expressed by Arrhenius equation as:
`k = Ae^(-E_(a)//RT)`
In this equation, `E_(a)` represents:

A

The energy above which not all the colliding molecules will react

B

The energy below which colliding molecules will not react

C

The total energy of the reacting molecules at temperature `T`

D

The fraction of molecules with energy greater than the activation enrgy of the reaction.

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The correct Answer is:
B
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