(a) Write the relation between half-life...

(a) Write the relation between half-life and average life of a radioactive nucleus.
(6) In a given sample two isotopes A and B are initially present in the ratio of 1 :2. Their half-lives are 60 years and 30 years respectively. How long will it take so that the sample has these isotopes in the ratio of 2 : 1?

Similar Questions

Explore conceptually related problems

The relation between half life T_(1//2) of a radioactive sample and its mean life tau is

The average life of a radioactive sample is 2 years. Its half-life in years is

A radioactive sample has a half life of 30 minute. How long will it take for (5)/(6)th of the sample to disintegrate?

A radioactive isotope has a half-life of 10 years. How long will it take for the activity to reduce to 3.125% ?