Cherry115 Cherry115

16-05-2017
Physics

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A sample of plutonium-239 decays to one-eighth of its original amount after 7.236 x 104 years. What is its half-life?

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memesbgud memesbgud

25-05-2017

3010.176 years. 7.236 x 104 = 752.144. 1/2 = 4/8. 4 x 752.144 =
3010.176

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