Hey!
As we know, equation of rate of constant k is,
K = Ae^[-(Ea/RT)]
When activation energy is zero (given) then , the term
e^(-Ea/RT) becomes equal to 1.
Aluo, rate of constant does not depend on temperature, therefore k will remain same
That is
K= 1.6+10^-6 sec^1 (at 298k and 300k)
Thank you
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