4migozxy 4migozxy
  • 24-05-2022
  • Chemistry
contestada

If the half life of a radioactive isotope is 1 day, then how much of the original isotope remains at the end of two days?
(a) 50%
(b) 100%
(c) Zero
(d) 25%
(e) 12.5%

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hannahvp0616 hannahvp0616
  • 24-05-2022
25% because the half life of 100 is 50 and the half life of 50 is 25
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