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20 points 3. The half-life of Co-60 is 5.3 years. If the initial mass of the sample is 1 kg, how much will remain after 15.9 years.
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4 votes
20 points

3. The half-life of Co-60 is 5.3 years. If the initial mass of the sample is 1
kg, how much will remain after 15.9 years.

User Stavros Korokithakis
by
3.6k points

1 Answer

3 votes

Answer:

0.125kg

Explanation:

an equation can be made from teh problem

f(x)=1(0.5)^(x/5.3)

x is the amount of years

plug in 15.9 for x

f(15.9)=0.125

User Dmytro Chyzhykov
by
3.3k points
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