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A certain element has a half-life of 200 years. How much of a 1600 gram sample would be left after 800 years?
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A certain element has a half-life of 200 years. How much of a 1600 gram sample would be left after 800 years?

User Brentvatne
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2222222×7÷4÷5+6(8×9)

User Byungwook
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