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Chemistry, 27.08.2019 18:30 SupremeNerdx
Asample of phosphorus-32 has a half-life of 14.28 days. if 55 g of this radioisotope remain unchanged after approximately 57 days, what was the mass of the original sample?
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Asample of phosphorus-32 has a half-life of 14.28 days. if 55 g of this radioisotope remain unchange...
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