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The rate for the 1^(st) order rea...

The rate for the `1^(st)` order reaction is `0.69 xx10^(-2) mol L^(-1) min ^(-1)` and the initial concentration is 0.2 mol `L^(-1)` . The half life period is ____.

A

400sec

B

600sec

C

800sec

D

1200sec

Text Solution

Verified by Experts

The correct Answer is:
D
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