Questions
A radioactive sample at any instant has its disintegration rate 5000 disintegration per minute. After 5 minutes,the rate is 1250 disintegrations per minute. Then, the decay constant (per minute) is
detailed solution
Correct option is B
λ=logeA1A2t=loge500012505=0.4 In 2Talk to our academic expert!
Similar Questions
The half life period of a radioactive element X is same as the mean life time of another radioactive element Y. Initially both of them have the same number of atoms. Then
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