A sample is found to contain 1/32 of a parent isotope. How many half-lives have passed since this sample formed?

asked May 13, 2019 164k views

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3 votes

There have been 5 half-lives that have passed since the sample formed.

Dooie answered May 15, 2019

by Dooie

7.8k points

2 votes

i believe its 4 half lives

Lucas Amos answered May 19, 2019

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