The half-life of a radioactive element is 1600 y. After what time 10% of that element present in any radioactive sample will disintegrate?

Half-life period for radioactive element is

Half-life period for radioactive element is

What is half life of radioactive element?

The half-life of a radioactive element is 1600 y. What part of the element will remain after 6400 y ?

The half-life of a radioactive element is 8 d . If the initial mass of the element be 1 g then what amount of it will be disintegrated in 24 d ?

Half life of a radioactive element is 16 hrs. What time will it take for 75% disintegration ?

The half life of a radioactive elements is 10 yrs. Calculate the fraction of the sample left after 20 yrs.