The cadmium isotope ({ }^{109} mathrm{Cd}) has a half-life of 462 days. A sample begins with (1.0

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The cadmium isotope ${ }^{109} \mathrm{Cd}$ has a half-life of 462 days. A sample begins with $1.0 \times 10^{12}{ }^{109} \mathrm{Cd}$ atoms. How many are left after

(a) 50 days,

(b) 500 days, and

(c) 5000 days?

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College Physics A Strategic Approach

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The cadmium isotope ({ }^{109} mathrm{Cd}) has a half-life of 462 days. A sample begins with (1.0

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Radioactive decay follows an exponential decay model The number of nuclei remaining after a time t i...View the full answer

College Physics A Strategic Approach

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