The decay constant of a radioactive substance is `0.693` per minute. What will be the half-life and mean life of it?

The decay contsnt of a radioactive substance is at the rate of 0.05 per hour. Calculate its half life and mean life .

The decay constant of a radioactive samkple is 0.02 disintegration per day. The half life (T) and the mean life (barT) in days ae

The decay constant of radioactive substance is 4.33 xx 10^(-4) per year. Calculate its half life period .

Write the law of radioavtive decay. Decay constant of a radioactive substances is 10^(-3) per year. Calculate its half-life time in year.

Write the law of radioavtive decay. Decay constant of a radioactive substances is 10^(-3) per year. Calculate its half-life time in year.

The decay constant of a radioactive sample is lambda . The half-life and mean life of the sample respectively are

The decay constant of a radioactive sample is 'lambda' . The half-life and mean life of the sample are respectively