What do you mean by the average life of a radioactive substance derive an expression for it?
Answers
Answered by
5
So, in order to deal this type of difficulty calculation mean life or average life of radioactive substance is introduced. ... SO the life of radioactive atoms ranges from 0-infinity mean life gives the sum of the life of all the atoms to the total no. of atoms present initially.
Answered by
5
Explanation:
derive an expression for average life of a decaying nucleus. Average life of a decaying nucleus is also known as the mean life , τ. Let the activity be R . Then the number of nuclei decayed during the very small time interval dt is given by Rdt = Nλdt = N0e-λt λ .
Similar questions