When we measure the rate of radioactivity of a given isotope 18 days after making an initial
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When we measure the rate of radioactivity of a given isotope 18 days after making an initial measurement, we discover that the rate has dropped to one-eighth of its initial value. What is the half-life of this isotope?
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Physics of Everyday Phenomena A conceptual Introduction to physics
ISBN: 978-0073512112
6th edition
Authors: W. Thomas Griffith, Juliet W. Brosing
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