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The Radioactive Nuclide 63Ni Decays by a First-Order Process Via

Question 39

Multiple Choice

The radioactive nuclide 63Ni decays by a first-order process via the emission of a beta particle.The 63Ni nuclide has a half-life of 100.years.How long will it take for 71% of 63Ni to decay?


A) 49.4 years
B) 21.4 years
C) 0.857 years
D) 178 years
E) 77.5 years

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