Half life of a radioactive elemets is 12.5 hour and its quantity is 256 gm. After how much time is quantity will remain 1 gm ?

Half life of a radioactive material is 24 hour and its initial quantity is 512 gram. After three days quantity of the radioactive material will be

Half life of a radioactive material is 24 hour and its initial quantity is 512 gram. After three days quantity of the radioactive material will be

Half-life of a radioactive substance is 12.5 h and its mass is 256 g . After what time the amount of remaining substance is 1g ?

Half-life of a radioactive substance is 12.5 h and its mass is 256 g . After what time the amount of remaining substance is 1g ?

Half life of a radioactive sample is 4 days. After 16 days how much quantity of matter remain undecayed :

The half life of a given radioactive nuclide is 138.6 days. What is the mean life of this nuclide? After how much time will a given sample of this nuclide get reduced to only 12.5% of its initial value?