A radioactive isotope X has a half life of 3 seconds. At t=0, a given sample
Channel: Doubtnut
Date: 2020-08-02

A radioactive isotope X has a half life of 3 seconds. At t=0, a given sample of this isotope contains 8000atom. Calculate (i) its decay constant (ii) average lige (iii) the time `t_1`, when 1000 atoms of the isotope X remain in the sample (iv) number of deacy/sec in the sample at `t=t_1sec.`