2. In a particular area, the density of water vapor in the air is 9 g/cm3. The saturation density is 18 g/cm3. What is the relative humidity? A. 25%
B. 50%
C. 9 g/cm3
D. 27 g/cm3

Which feature of a map shows the relationship between a distance on a map and that distance on earth? key scale grid system compass rose

Anight-club bouncer, now a top official,put coke or pepsi in it; first three initial. combine all lakes; but i still have more,of all the places; i have the largest shore.what am i? ?

In russia which of these challenges affects the transportation of both petroleum products and other goods?