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Assume that you have 20 grams of a radioactive isotope with a half life of 10 years: How many grams are left after 10 years? How many grams are left after 20 years? How many grams are left after 40 years?
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8 votes
Assume that you have 20 grams of a radioactive isotope with a half life of 10 years:

How many grams are left after 10 years?
How many grams are left after 20 years?
How many grams are left after 40 years?

User Aron Karmer
by
7.8k points

1 Answer

8 votes
I think its gonna be 15,10,5
User Gayathri L
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7.5k points
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