Home
Class 12
CHEMISTRY
The activity of a radioactivity substanc...

The activity of a radioactivity substance fall to 87.5% of the initial value in 5 years. What is the half life of the elements?
calculate the time in which the activity will fall by 87.5%.

Promotional Banner

Similar Questions

Explore conceptually related problems

A radioactive element reduces to 25% of its initial value in 1000 years. What is half-life of the element ?

A radioactive element reduces to 25% of its initial value in 1000 years. What is half-life of the element ?

The activity of a radioactive sample drops fo 1//32 of its initial value in 7.5 h. Find the half life ?

A radioactive sample has a half-life of 4 years. Calculate the time in which the activity will be reduced to 25%.

A radioactive substance decays to 1//32 th initial activity in 25 days.Calculate its half life.

If the activity of radioactive sample drops to 1//32 of its initial value in 7.5 hr. Half life will be -