8 grams of a radioactive substance is reduced to 0.5 g after 1 hour . The `t_(1//2)` of the radioactive substance is

Eight grams of a radioactive substance is reduced to 0.5 g after 1 hour. The half life period of the radioactive substance is :

16 g of a radio active substance is reduced to 0.5 g after 1 hour. The half life of the radioactive substance in minutes is

16 g of a radio active substance is reduced to 0.5 g after 1 hour. The half life of the radioactive substance in minutes is

Sixteen gram of a radioactive substance are reduced to 1 g in one hour. The half life period of the radioactive substance is :

A radioactive substance of mass 8 mg reduces to 1 mg after

4 grams of radioactive substance A left 1//2 gm after some ture. 1 gran of another radioactive substance B left 1//4 gm in the same period, If half life of B is 2 hours, the half life of A is ( in hours)

A radioactive substance reduces to 1/32 of its original value in 300 days. The half life of radioactive substance is