Chemistry, 23.04.2021 19:30 blake2001

1) The half-life of Actinium-225 is 10days. If you began with a 60.Og sample of Actinium-225, what mass of the parent isotope (Ac) would remain at the end of the month (30 days)?
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1) The half-life of Actinium-225 is 10days. If you began with a 60.Og sample of Actinium-225, what m...