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Consider a radioactive disintegration ac...

Consider a radioactive disintegration according to the equation `ArarrBrarrC`. Decay constant of A and B is same and equal to `lambda`. Number of nuclei of A, B and C are `N_0` , 0, 0 respectively at `t=0`. Find
(a) number of nuclei of B as function of time t.
(b) time t at which the activity of B is maximum and the value of maximum activity of B.

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