Potassium- 40 has a half-life of 1 point 2 7 7 times 10 to the 9th power years. After 1 point 0 2 2 times 10 to the 10th power years, how much potassium- 40 will remain from a 500 point 3 - g sample?

Name: Revolt
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Question

Revolt · Accepted Answer

approximately  1 point 9 5 g

Practice Test

Potassium- 40 has a half-life of 1 point 2 7 7 times 10 to the 9th power years. After 1 point 0 2 2 times 10 to the 10th power years, how much potassium- 40 will remain from a 500 point 3 - g sample?

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