ralherimi ralherimi

11-05-2021
Biology

contestada

lodine-131 is radioactive. If after 160 days only 1/8 of the sample remains, how long is
its half-life?
A. 92.2 days
B. 20 days
C. 53.3 days
D. 16 days

Respuesta :

kimtommykim28 kimtommykim28

11-05-2021

The answer is B 20 days. 2021

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