Asked by Danny

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

a)decreases
b)increases
c)remains the same

15 years ago

Answered by DrBob222

The half life of an element doesn't change.

15 years ago

Answered by Fiza

remain the same

7 years ago

Answered by Dorothy

The half-life remains the same

5 years ago

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