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Mathematics, 23.04.2020 06:03 rachelbrooks764
The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain after 1000 years?
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The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain afte...
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