A one-compartment home of volume 400 m^3 has an infiltration rate of 0.3 air changes per hour with its doors and windows closed. During an episode of photochemical smog, the outdoor concentration of PAN is 75 ppb. If the family remains indoors, and the initial concentration of PAN inside is 9 ppb, how long will it be before the PAN concentration rises to 40 ppb
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A one-compartment home of volume 400 m^3 has an infiltration rate of 0.3 air changes per hour with i...
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