4 BA 40 40 If 10 of a radioactive material decays in 5 days

Last updated: 6/12/2023

4 BA 40 40 If 10 of a radioactive material decays in 5 days then the amount of original material left after 20 days is approximately 1 60 2 65 4 82 1 60 3 70 410 fra 20 fe affer 2 65 4 75