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For reaction ArarrB, the rate constant k...

For reaction `ArarrB,` the rate constant `k_(1)=A_(1)e^(-Ea_(1//(RT)))` and for the reactio `XrarrY,` the rate constant `k_(2)=A_(2)e^(-Ea_(1//(RT)))` . If `A_(1)=10^(8),A_(2)=10^(10)` and `E_(a_(1))=600` cal /mol, `E_(a_(2))=1800` cal/mol then the temperature at which `k_(1)=k_(2)` is (Given :R=2 cal/K-mol)

A

1200 K

B

`1200xx4.606 K`

C

`(1200)/(4.606)K`

D

`(600)/(4.606)K`

Text Solution

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The correct Answer is:
D
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