Calculate the mass of a sample of (initially pure) 40K that has an initial decay rate of

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Calculate the mass of a sample of (initially pure) 40K that has an initial decay rate of 1.70 x 105 disintegrations. The isotope has a half-life of 1.28 x 109 y.

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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Question Posted: Feb 19, 2011 04:27 AM

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Calculate the mass of a sample of (initially pure) 40K that has an initial decay rate of

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Combining Eqs 4220 and 4221 we obtain RTV 4...View the full answer

Fundamentals of Physics

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