What is the time it takes for 50 percent of the nuclei in a radioactive sample to decay to its stable isotope called?
1 Answer
Feb 20, 2017
The half life.
Explanation:
After 1 half life 50 % of the substance is left.
After 2 half lives 25 %.
After 3 half lives 12.5 %.
After 4 half lives 6.25 %.
After 5 half lives 3.125 %.
