Plutonium has a half life of 2.4 × 10⁴ years.How long does it take for 99.0% of the plutonium to decay?

Name: Plutonium has a half life of 2.4 × 10 4 years.How long does it take for 99.0% of the plutonium to decay?
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Question

Quizplus · Accepted Answer

To find the time it takes for 99% of plutonium to decay, use the formula $ t = \frac{t_{1/2}}{\ln(2)} \times \ln(\frac{1}{1-f}) $, where $ f $ is the fraction remaining (0.01 for 99% decay). This calculation gives approximately 1.6 × 10⁵ years.

Plutonium Has a Half Life of 2