20 points
3. The half-life of Co-60 is 5.3 years. If the initial mass of the sample is 1
kg,...
Mathematics, 13.05.2021 08:10, annadson7807
20 points
3. The half-life of Co-60 is 5.3 years. If the initial mass of the sample is 1
kg, how much will remain after 15.9 years.
Answers: 2
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