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Chemistry, 11.03.2021 03:30 curtisepps

5. The half-life of Luckium-51 is 28 days. If a sample contains 510 g, how much was present 84 days ago?

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5. The half-life of Luckium-51 is 28 days. If a sample contains 510 g, how much was present 84 days...
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