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Question
Formaldehyde is a carcinogenic volatile organic compound with a permissible exposure level of 0.75 ppm. At this level, how many grams of formaldehyde are permissible in a 6.0-L breath of air having a density of 1.2 kg/m3?A) 3.8 10-2 g formaldehyde
B) 5.4 10-6 g formaldehyde
C) 3.8 g formaldehyde
D) 5.4 g formaldehyde
Answer
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