The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10⁹ years. 9 Suppose nuclear chemical analysis shows that there is 0.897 mmol of argon-40 for every 1.000 mmol of potassium-40 in a certain sample of rock. Calculate the age of the rock. Round your answer to 2 significant digits. years X
The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10⁹ years. 9 Suppose nuclear chemical analysis shows that there is 0.897 mmol of argon-40 for every 1.000 mmol of potassium-40 in a certain sample of rock. Calculate the age of the rock. Round your answer to 2 significant digits. years X
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter25: Nuclear Chemistry
Section: Chapter Questions
Problem 46PS
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![The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10⁹ years.
Suppose nuclear chemical analysis shows that there is 0.897 mmol of argon-40 for every 1.000 mmol of potassium-40 in a certain sample of rock. Calculate
the age of the rock.
Round your answer to 2 significant digits.
years
x10
X
?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff2d79032-32db-4435-bc8c-34ca2691b1b6%2F1d6b5905-20b3-4896-8238-e0099192a786%2F94b4ax_processed.png&w=3840&q=75)
Transcribed Image Text:The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10⁹ years.
Suppose nuclear chemical analysis shows that there is 0.897 mmol of argon-40 for every 1.000 mmol of potassium-40 in a certain sample of rock. Calculate
the age of the rock.
Round your answer to 2 significant digits.
years
x10
X
?
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