nico1903 nico1903

23-10-2019
Chemistry

contestada

1) Os-182 has a half-life of 21.5 hours. How many grams of a 10 g sample would have decayed after
exactly three half-lives?

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joshualucasfern joshualucasfern

23-10-2019

Answer:

1.25 g

Explanation:

.5^3 = 0.125

0.125*10 = 1.25 g

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