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05-08-2020
Mathematics

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If the half-life of cesium-137 is 30 years, find the decay constant, r. (Round your answer to nine decimal places.)

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Cetacea Cetacea

04-02-2022

Answer:

r = 0.023104906

Step-by-step explanation:

Given half life = T = 30 yrs.

Decay constant = r.

Using the decay constant formula:

[tex]r=\frac{\ln2}{T}\\r=\frac{\ln2}{30}\\r=0.023104906[/tex]

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