SaniyahI748349 SaniyahI748349

28-10-2022
Mathematics

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The half-life of a radioactive kind of molybdenum is 3,500 years. How much will be left after 7,000 years, if you start with 63,720 grams of it?

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DaleryS199588 DaleryS199588

28-10-2022

[tex]m=63720\cdot(\frac{1}{2})^{\frac{7000}{3500}}=63720\cdot(\frac{1}{2})^2=\frac{63720}{4}=15930gr[/tex]

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