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06-05-2021
Physics

contestada

The half-life of chromium-51 is 28 days. If a sample contained 510 grams, how much chromium would remain after 1 year?

Respuesta :

07-05-2021

Answer:

N = 365 / 28 = 13 half-lives in one year

(1/2)^13 = .000122 fraction remaining in one year

510 * .000122 = .062 grams

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