Chemistry, 12.02.2021 04:50 Raechelrae04
A sample of a radioactive isotope is 80 mg. What is the amount of radioactivity left after 3
half-lives? *
(1 Point)
Answers: 3
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A sample of a radioactive isotope is 80 mg. What is the amount of radioactivity left after 3
half-l...
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