Potassium-40 decays to argon-40 with a half-life of 1.27 x 109 years. What is the age of a rock in which the mass ratio of argon-40 to potassium-40 is 3.6? A.-2.3 x 10 years B. 2.8 x 109 years C. 1.8 x 10 years D. 1.2 x 10 years E. 4.3 x 10 years Answer only: B PDF D PDF version
Potassium-40 decays to argon-40 with a half-life of 1.27 x 109 years. What is the age of a rock in which the mass ratio of argon-40 to potassium-40 is 3.6? A.-2.3 x 10 years B. 2.8 x 109 years C. 1.8 x 10 years D. 1.2 x 10 years E. 4.3 x 10 years Answer only: B PDF D PDF version
Chapter19: The Nucleus: A Chemist's View
Section: Chapter Questions
Problem 6Q
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![Potassium-40 decays to argon-40 with a half-life of 1.27 x 109 years. What is the age of a rock in which the mass ratio of argon-40 to
potassium-40 is 3.6?
A.-2.3 x 10 years
B. 2.8 x 109 years
C. 1.8 x 10 years
D. 1.2 x 10 years
E. 4.3 x 10 years
Answer only:
B
PDF
D
PDF version](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6f86704e-18cd-4b5a-a528-dda57ccf6228%2F175718f7-c678-4ca5-b36e-17d7c116f771%2Fii89d2d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Potassium-40 decays to argon-40 with a half-life of 1.27 x 109 years. What is the age of a rock in which the mass ratio of argon-40 to
potassium-40 is 3.6?
A.-2.3 x 10 years
B. 2.8 x 109 years
C. 1.8 x 10 years
D. 1.2 x 10 years
E. 4.3 x 10 years
Answer only:
B
PDF
D
PDF version
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