Question

If t is the half life of a radioactive material then the fraction

Answer 1

Answer:

( 1/2)^(T/t)

Explanation:

you have actually not explained the Q. properly. Let me explain. If N is the total no. of atoms of radioactive substance , where t is the half life, then in T time the no. of atoms of radioactive substance left will be n where n= N(1/2)^(T/t).               (Here ^ means: raised to the power).