stephaniehernandez88 stephaniehernandez88

21-04-2022
Physics

contestada

100.0 grams of an isotope with a half-life of 36.0
hours is present at time zero. How much time will
have elapsed when 5.00 grams remains?

Respuesta :

jsimpson11000 jsimpson11000

21-04-2022

Answer:

155.6 hrs

Explanation:

5 = 100 (1/2)^n n = 4.32 half lives

4.32 * 36 = 155.6 hrs

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