berry34 berry34

01-03-2020
Physics

contestada

A radioactive isotope has half-life of one year. How much of the original sample will be present after the third year?

1. 1/2
2. 1/4
3. 1/8
4. 1/16

Respuesta :

01-03-2020

Yo sup??

Half life=1 year

number of years=3

therefore original sample will become

=1/2*1/2*1/2

=1/8

therefore the correct answer is option C

Hope this helps

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