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The half life of a 1^(st) order reaction...

The half life of a `1^(st)` order reaction is `1` min `40` seconds. Calculate its rate constant (k)

A

`k=6.9xx10^(-3) "min" ^(-1)`

B

`k=6.9xx10^(-3) s^(-1)`

C

`k=6.9xx10^(-3) s`

D

`k=100 s`

Text Solution

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The correct Answer is:
B
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