jaeleyacstitt
jaeleyacstitt jaeleyacstitt
  • 20-01-2022
  • Mathematics
contestada

How long will it take for 750 mg of a sample of radium-225, which has a half-life of about 15 days, to decay to 68 mg?

Respuesta :

Cjsmith99 Cjsmith99
  • 21-01-2022

Answer:

52 Days

Step-by-step explanation:

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