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If a sample has only 20g remaining after 3 half-lives, how much was there to start with?

If a sample has only 20g remaining after 3 half-lives, how much was there to start with?
asked 32.2k views
13 votes
If a sample has only 20g remaining after 3 half-lives, how much was there to start with?

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User SavoryBytes
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1 Answer

10 votes

Answer:

This is your answer: 37.5 grams

answered
User Maninalift
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8.7k points
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