EXAMP The activity of 1 g of radium is found to be 0 5 curie

Last updated: 7/4/2023

EXAMP The activity of 1 g of radium is found to be 0 5 curie Calculate the half life period of radium and the time required for the decay of 2 g of radium to give 0 25 g of radium atomic mass of radium 226 1023