Chemistry, 20.09.2020 18:01 ethangorrell67
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Given that the half life of cobalt-60 is 5.2 years, how many years have past when 4.5 grams of cobalt-60 remain from a starting amount of 288
grams?
31 years
26 years
6 years
64 years
Answers: 3
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Given that the half life of cobalt-60 is 5.2 years, how many years have past when 4.5 grams of...
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