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The reaction mathbf(A) rarr mathbf(B) fo...

The reaction `mathbf(A) rarr mathbf(B)` follows first order kinetics.The time take for `0.8` mole of A to produce `0.6` mole of `B` is 1 hour. What is the time taken for conversion of `0.9` mole of `A` to produce `0.675` mole of `mathbf(B)`.

A

1 hour

B

0.5 hour

C

0.25 hour

D

2 hours

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The correct Answer is:
A
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