5. The Half-life of cobalt-60 is 5 years. What fraction of a sample remains after 20 years? a.One half b. One quarter c.One eighth d. One sixteenth

asked Nov 21, 2023 143k views

3 votes

5. The Half-life of cobalt-60 is 5 years. What fraction of a sample remains after 20 years?

a.One half
b. One quarter
c.One eighth
d. One sixteenth

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6 votes

B but correct me if I’m wrong

Morels answered Nov 27, 2023

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