Why is humid air less dense than dry air?
a. Molecular movement of water vapor occupies less space than dry air.
b. Molecular movement of water vapor occupies more space than dry air.
c. Water vapor molecules are more compressed than dry air molecules.
d. Molecules of water vapor have less mass than the displaced nitrogen and oxygen.
e. Molecules of water vapor have more mass than the displaced nitrogen and oxygen.
d
You might also like to view...
Suppose the eye of a hurricane passed directly over you, and you survived the experience. If
winds were from the northeast as the eyewall first approached you, from what direction did the winds blow when the eyewall reached you the second time? a. NW b. NE c. SE d. SW
According to the figure, which of the following levels of pollution reduction has the greatest amount of benefit derived?
A) 20% reduction B) 60% reduction C) 80% reduction D) 100% reduction
The difference between shale and mudstone is that:
a. shale is composed of coarser particles than mudstone b. shale is composed of finer particles than mudstone c. shale is better sorted than mudstone d. shale tends to split along thinly spaced parallel planes
Which of the following is a not a primary amine?
A) Benzedrine B) Fastin C) Methedrine D) None, they are all primary amines.