The knowledge of how K-40 decays can be used to determine the age of very old igneous
Question:
(a) Use the solutions obtained in part (a) of Problem 5 to find the ratio A(t)/K(t).
(b) Use A(t)/K(t) found in part (a) to show that
(c) Suppose it is determined that each gram of an igneous rock sample contains 8.5 = 10-7 grams of Ar-40 and 5.4 × 10-6 grams of K-40. Use the result in part (b) to find the approximate age of the rock.
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a From part a of Problem 5 ...View the full answer
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Related Book For 
A First Course in Differential Equations with Modeling Applications
ISBN: 978-1305965720
11th edition
Authors: Dennis G. Zill
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