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Q3: by-product of some fission reactors is the isotope Pu, which is an alpha emitter with a half-life of 24,000 years:; 239Pu → 235U + a Consider a sample of 1 kg of pure 23Pu at t=0. Calculate (a) the number of 239Pu nuclei present at t = 0, (b) the initial activity in the sample, and (c) the time 944

Q3: by-product of some fission reactors is the isotope Pu, which is an alpha emitter with a half-life of 24,000 years:; 239Pu → 235U + a Consider a sample of 1 kg of pure 23Pu at t=0. Calculate (a) the number of 239Pu nuclei present at t = 0, (b) the initial activity in the sample, and (c) the time 944

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239 Q3: by-product of some fission reactors is the isotope 4Pu, which is an alpha emitter with a half-life of 24,000 years: 239Pu → 235U + a Consider a sample of 1 kg of pure 2Pu at t =0. Calculate (a) the number of 239Pu nuclei present at t = 0, (b) the initial activity in the sample, and (c) the time required for the activity to decrease to 1 decay/s. 94
Transcribed Image Text:239 Q3: by-product of some fission reactors is the isotope 4Pu, which is an alpha emitter with a half-life of 24,000 years: 239Pu → 235U + a Consider a sample of 1 kg of pure 2Pu at t =0. Calculate (a) the number of 239Pu nuclei present at t = 0, (b) the initial activity in the sample, and (c) the time required for the activity to decrease to 1 decay/s. 94
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