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The following graph is experimentally ob...

The following graph is experimentally obtained for the reaction : `A rarr 2B`, at `25^(@)C`. The correct statement (s) for the reaction is/are (Given : ln 2 = 0.7)

A

Time for `87.5%` reaction of A is 21 min

B

The initial concentration of A was eM

C

The time at which the concentration of A and B becomes equal is 7 min

D

The rate of appearance of B is `(d[B])/(Dt) = (0.2 min^(-1)) [A]`

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The correct Answer is:
A, B, D
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