Caesium-137, a fission product, has a half-life of about how long?
AAbout 5 years
BAbout 100 years
CAbout 30 years
DAbout 1000 years
Answer & Solution
Correct answer: C. About 30 years
Caesium-137 is a medium-lived fission product with a half-life of 30.17 years.
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