Potassium-42 has a half-life of 12.4 hours. Approximately

Last updated: 7/16/2022

Potassium-42 has a half-life of 12.4 hours. Approximately how much of a 1202 mg sample of potassium-42 will be left after 36.8 hours? 953 mg 153 mg 300 mg 88 mg