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Radioactive Half-Life
21. Nuclear Chemistry / Radioactive Half-Life / Problem 2

Plutonium-239 (atomic weight = 239.0522 amu, t1/2 = 24110 y) is produced in a fast breeder reactor. Uranium-238 absorbs a neutron and then undergoes two consecutive beta decays to yield 239Pu. What is the activity of 245 mg 239Pu in Bq and Ci units?

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