It is found that 20. mmol 222 Rn (t 1/2 = 3.82 d) has seeped into

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It is found that 20. mmol ²²²Rn (t_1/2 = 3.82 d) has seeped into a closed basement with a volume of 2.0 3 103 m3.

(a) What is the initial activity of the radon in picocuries per liter (pCi · L^–1)?

(b) How many atoms of ²²²Rn will remain after 1 day (24 h)?

(c) How long will it take for the radon to decay to below the EPA-recommended level of 4 pCi · L^–1?

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Chemical Principles The Quest For Insight

ISBN: 9781464183959

7th Edition

Authors: Peter Atkins, Loretta Jones, Leroy Laverman

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Question Posted: Jan 04, 2024 03:50 AM

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It is found that 20. mmol 222 Rn (t 1/2 = 3.82 d) has seeped into

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a 34 x 108 pCiL b 10 ...View the full answer

Chemical Principles The Quest For Insight

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