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At any one time, the dominant naturally occurring radioisotopes in the human body are 14.0 mg...

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Physics

At any one time, the dominant naturally occurring radioisotopesin the human body are 14.0 mg of Potassium-40 (half-life 1.25 X 109years) and 16.5 ng of Carbon-14 (half-life   5730 years).Calculate the body’s natural radioactivity in becquerels (Bq).

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3.8 Ratings (574 Votes)
SOLUTIONFOR Potassium40Half life periodFor a first order reaction we haveTherefore rate constant is    See Answer
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