The half life of a radioactive isotope X is 50 years It

Last updated: 6/3/2023

The half life of a radioactive isotope X is 50 years It decays to another element Y which is stable The two elements X and Y were found to be in the ratio of 1 15 in a sample of a given rock The age of the rock was estimated to be 2011 a 200 yr c 100 yr b 250 yr d 150 yr