Question:

Two radioactive substances x and y initially contain equal

Last updated: 6/8/2023

Two radioactive substances x and y initially contain equal

Two radioactive substances x and y initially contain equal number of nuclei x has a half life of 1hour and y has a half life of 2 hours After two hours the ratio of the activity of x to that of y is 1 1 4 3 1 1 2 1 2 4 2 1