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Plutonium-239 Is Used as a Fuel for Some Nuclear Reactors

Question 8

Multiple Choice

Plutonium-239 is used as a fuel for some nuclear reactors and also as the fissionable material in atomic bombs. It has a half-life of 24,400 years. How long will it take 14 grams of plutonium-239 to decay to 1 grams? Select the correct answer rounded to the nearest integer.


A) 23,250 years
B) 93,000 years
C) 92,900 years
D) 185,800 years
E) 46,500 years

Correct Answer:

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