Chemistry, 25.02.2020 03:52, cragajjar2
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 g formaldehyde
B) 5.4 × 10⁻⁶ g formaldehyde
C) 3.8 × 10⁻² g formaldehyde
D) 5.4 g formaldehyde
Answers: 2
Chemistry, 21.06.2019 13:30, gorbyalexis
One of the reactions in a blast furnace used to reduce iron is shown above. how many grams of fe2o3 are required to produce 15.5 g of fe if the reaction occurs in the presence of excess co? a.11.1 g b.22.1 g c.30.0 g d.44.2 g
Answers: 2
Chemistry, 22.06.2019 08:00, ggdvj9gggsc
Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods
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Formaldehyde is a carcinogenic volatile organic compound with a permissible exposure level of 0.75 p...
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