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If you have 5.6 grams of a radioactive isotope with a half-life of 150 years: How much of the isotope will you have left after 750 years?
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4 votes
If you have 5.6 grams of a radioactive isotope with a half-life of 150 years:

How much of the isotope will you have left after 750 years?

User Hilton
by
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1 Answer

6 votes

Answer:

0.175g

Step-by-step explanation:

A = A02^-(t/hl)

= (5.6g)2^-(750/150)

= 0.175g

User Hazzelnuttie
by
5.0k points
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