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A subtance 'A' decomposes by a first-ord...

A subtance `'A'` decomposes by a first-order reaction starting initially with `[A] = 2.00 m` and after `200 min` `[A] = 0.15 m`. For this reaction what is the value of `k`

A

`1.29 xx 10^(-2) mi n^(-1)`

B

`2.29 xx 10^(-2) mi n^(-1)`

C

`3.29 xx 10^(-2) mi n^(-1)`

D

`4.40 xx 10^(-2) mi n^(-1)`

Text Solution

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The correct Answer is:
A
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