haidenfirkins8943 haidenfirkins8943

19-07-2022
Chemistry

contestada

If initially there are 8.0 kg of cesium-137 present in a sample, how many kg will remain after 60.0 years

Respuesta :

jsimpson11000 jsimpson11000

29-07-2022

Answer:

2 kg

Explanation:

the half life of cesium is approx 30 years

60 years is 2 half lives

8 kg * 1/2 * 1/2 = 2 kg

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