Chen Crawford
01/25/2023 · Primary School
A sample of 500 g of radioactive lead- 210 decays to polonium- 210 according to the yr. (d) Find the half-life. (a) The amount of radioactive lead remaining after 3 yr will be \( \square \mathrm{g} \). (Round to the nearest integer as needed.)
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(a) The amount of radioactive lead remaining after 3 years will be approximately 456 g.
(b) The half-life of lead-210 is approximately 22.3 years.
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