Homework Help: Chemistry

Posted by Danny on Wednesday, May 5, 2010 at 7:04pm.

As a sample of the radioactive isotope 131 I decays, its half-life

a)decreases
b)increases
c)remains the same

Chemistry - DrBob222, Wednesday, May 5, 2010 at 7:26pm
The half life of an element doesn't change.

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