47 A freshly prepared sample contains 16x1020 radioactive

Last updated: 6/10/2023

47 A freshly prepared sample contains 16x1020 radioactive nuclei whose mean life is 10 0 seconds The activity of the sample just after 4 half lives time is In 2 a x1010 dps 16 1 c x10 0 dps In 2 b 1x10 0 dps d In 2x10 0 dps