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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Gurjeet Gurjeet
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7 years ago
After five half-lives, what percentage of the original radioactive isotope remains in a sample?
A) 0%
B) 50%
C) 3.13%
D) 6.25%
Textbook 
Chemistry for Changing Times

Chemistry for Changing Times


Edition: 13th
Authors:
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- University of Colorado
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tropicauxtropicaux
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7 years ago
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Gurjeet Author
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#2
7 years ago
I would like to sincerely thank you for this kind gesture answering this tough question
- University of Colorado
- Part-time TA
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