Chemistry, 21.04.2021 01:20 leahstubbs
Rock layers were found containing 30 kg of radioactive elements that had a half life of 5 million years. How old were the rock layers if scientists determined that the samples had originally contained 120 kg of the radioactive materials?
Answers: 3
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Rock layers were found containing 30 kg of radioactive elements that had a half life of 5 million ye...
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