A source of radon 222 has 2.45 x 1023 atoms remaining after 10.0 days. (a) If its

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A source of radon 222 has 2.45 x 1023 atoms remaining after 10.0 days.
(a) If its half-life is 3.82 days, what is its decay rate?
(b) Find the original number of atoms before the decay.

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Applied Physics

ISBN: 978-0132109277

10th Edition

Authors: Dale ewen, Neill schurter, P. erik gundersen

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Question Posted: May 17, 2013 09:17 AM

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A source of radon 222 has 2.45 x 1023 atoms remaining after 10.0 days. (a) If its

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Applied Physics

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