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The temperature coefficient of a reactio...

The temperature coefficient of a reaction is 2. Calculate rate of disappearance at a temperature of 450 K if rate constant at 400 K is `4xx10^(-2)M^(-1)sec^(-1)`, when concentration of reaction is 2 moles per litre.

A

`1.28 M sec^(-1)`

B

`5.12 M sec^(-1)`

C

`2.56 Msec^(-1)`

D

`8xx10^(-2) M sec^(-1)`

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The correct Answer is:
B
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