christherat77 christherat77
  • 10-10-2020
  • Biology
contestada

How many half-lives have passed when there are three times as much daughter isotope as parent isotope?

Respuesta :

bwn20
bwn20 bwn20
  • 10-10-2020

Answer:

2

Explanation:

1/2=0.5

0.5/2=0.25

0.25:0.75=1:3

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