Mathematics, 08.07.2021 04:40 itscheesycheedar

the half life of an isotope is the time for its mass to decay by 1/2. for example, polonium- 210 has a half-life of 40. So, a sample of 100g would decay to 50g in 40 weeks. What percent, to the hundreth of a percent, of polonium remains after 30 weeks

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