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Chemistry, 20.01.2020 19:31 sonykorah7279
Element a has a half-life of 10 days. a scientist measures out 200 g of this substance. after 30 days pass, the scientist reexamines the sample. how much element a will remain in the sample?
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Element a has a half-life of 10 days. a scientist measures out 200 g of this substance. after 30 day...
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