demi29hearts demi29hearts

06-12-2020
Physics

contestada

A. What is the decay constant for Polonium-212 if the half-life is 299x10-9 s?

Respuesta :

sqdancefan sqdancefan

16-12-2020

Answer:

2.318·10^6

Explanation:

You want to find k such that ...

e^-k = (1/2)^(1/(299·10^-9))

-k = ln(1/2)/(299·10^-9)

k = ln(2)/(299·10^-9) ≈ 2.318·10^6

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