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In Arrheniuss equation, k = A exp . A may be termed as the rate constant at : (1) very low temperature (2) very high temperature (3) zero activation energy (4) the boiling temperature of the reaction mixture

In Arrheniuss equation, k = A exp Image not present. A may be termed as the rate constant at :





















(1) very low temperature
(2) very high temperature
(3) zero activation energy
(4) the boiling temperature of the reaction mixture

Grade:12

1 Answers

Saurabh Singh
askIITians Faculty 49 Points
10 years ago
The exponential part of the Arrhenius equation expresses thefractionof reactant molecules that possess enough kinetic energy to react, as governed by the Maxwell-Boltzmann law. This fraction can run from zero to nearly unity, depending on the magnitudes of Eaand the temperature. If this fraction were unity, the Arrhenius law wouldreduceto k = A. In other words, A is the fraction of molecules that would react ifeither the activation energy were zero.

so answer is (3)
Thanks & Regards
Saurabh Singh,
askIITians Faculty
B.Tech.
IIT Kanpur

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