Polonium-208 is an alpha emitter with a half-life of 2.90 years. How many milligrams of polonium from an original sample of 2.00 mg will remain after 8.00 years

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Quizplus · Accepted Answer

The half-life formula is used to calculate the remaining amount: N = N0 * (1/2)^(t/T), where N0 is the initial amount, t is the time elapsed, and T is the half-life. For polonium-208, N = 2.00 mg * (1/2)^(8.00/2.90) ≈ 0.296 mg.

Polonium-208 Is an Alpha Emitter with a Half-Life of 2