Introductory Chemistry (5th Edition)

Published by Pearson
ISBN 10: 032191029X
ISBN 13: 978-0-32191-029-5

Chapter 17 - Radioactivity and Nuclear Chemistry - Exercises - Problems - Page 639: 81

Answer

34380 years

Work Step by Step

Given the skull's C-14 content = 1.563 % of that found in living organisms. We know C-14 content after N lives= $x/ 2^N$ So,as per the given data, $(1/2^N)x100 = 1.563$ 2^N = 100/1.563 N=6 So, age of skull should be 6 x 5730 years= 34380 years
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