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What is the half-life of radon-222 if a sample initially

Chapter , Problem 86

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QUESTION:

What is the half-life of radon-222 if a sample initially contains 150 mg and only 18.7 mg after 11.4 days?

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QUESTION:

What is the half-life of radon-222 if a sample initially contains 150 mg and only 18.7 mg after 11.4 days?

ANSWER:

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Introduction:

Half-life is the total time taken by the radioactive substance to decay to half of its volume or mass. For specific radioactive substances, the half-life is constant.

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