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For the reversible reaction A underset(k...


For the reversible reaction `A underset(k_(b))overset(k_(f))(hArr)B` (having Ist order in both direction) the concentration as a function of time are given for a certain experimantal run.
Calculate [B] at time `t=1/5`min.
`["Given" : k_(b) =3 "min"^(-1) "and"1/e=0.37]`

A

0.37

B

0.153

C

0.2

D

0.252

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The correct Answer is:
D
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