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After six half-lives have gone by, what fraction of a sample of a radioactive isotope remains?
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- geezerLv 71 week ago
First half life ....... 1/2 remaining
Second half life .. 1/4 remaining
Third half life ...... 1/8 remaining
Fourth half life .... 1/16 remaining
Fifth half life ....... 1/32 remaining
Sixth half life ...... 1/64 remaining
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