Chemistry, 29.06.2019 03:00, alexj29227405

Scandium47 has a half-life of 35s. suppose you have a 45g sample of scadium 47 how much of the sample remains unchanged after 140 seconds

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Scandium47 has a half-life of 35s. suppose you have a 45g sample of scadium 47 how much of the sampl...