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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 below which colliding molecules will not react.

B

the total energy of the reacting molecules at a temperature

C

the fraction of molecules with energy greater than the activation energy.

D

the energy above which all the colliding molecules will react.

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