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Chemistry, 23.03.2021 18:40 josephvaldez518
Potassium-42 is a form of the element Potassium. It is used in medicine and decays over time. A sample of 800 mg is tested. After 30 hours, there
Is about 140 mg remaining.
Which represents the rate of decay?
O A k=
In(0.175)
30
Ock=-
In(140)
24000
B. k =
In(5.714)
30
OD. k=-
In(800)
4200
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Potassium-42 is a form of the element Potassium. It is used in medicine and decays over time. A samp...
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