The barium isotope ({ }^{133} mathrm{Ba}) has a half-life of 10.5 years. A sample begins with (1.0

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The barium isotope ${ }^{133} \mathrm{Ba}$ has a half-life of 10.5 years. A sample begins with $1.0 \times 10^{10}{ }^{133} \mathrm{Ba}$ atoms. How many are left after

(a) 2 years,

(b) 20 years, and

(c) 200 years?

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College Physics A Strategic Approach

ISBN: 9780321907240

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Authors: Randall D. Knight, Brian Jones, Stuart Field

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Question Posted: Apr 03, 2024 06:35 AM

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The barium isotope ({ }^{133} mathrm{Ba}) has a half-life of 10.5 years. A sample begins with (1.0

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College Physics A Strategic Approach

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