The half-life of tritium is _________

The half-life of a radioactive nucleide 'X is 24 hours, the time required for 12.5% of the original X to remain is :

The half life of radioactive element depends upon the

What determines the half life of a radioactive sample ?

Derive an expression for the half-life of a radio active nuclide.

The fraction of the initial number of radioactive nuclei which remain undecayed after half of a half-life of the radioactive sample is