The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 x 10 years. Suppose nuclear chemical analysis shows that there is 0.727 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. O years

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The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10 years.
Suppose nuclear chemical analysis shows that there is 0.727 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.
db
years
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Transcribed Image Text:The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 × 10 years. Suppose nuclear chemical analysis shows that there is 0.727 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. db years Submit Assignment O 2020 McGraw-Hi Education. All Rights Reserved. Terms of Uhe I Pivacy I Accessibility 1113 PM 0 49 12/17/2020 O Type here to search FULL HD 1080 Ecer Del Pg Up Pause Home F11 F12 PrtSc F6 F7 F8 F9 F10 Sa Lk SysRq Break Ins F2 F3 F4 F5 Esc F1 63 z' Nu & Backspace @ # 7 8.
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