Cracking the AP Chemistry Exam
Content Review for the AP Chemistry Exam
Big Idea #2: Bonding and Phases
You may be asked about the density of a gas. The density of a gas is measured in the same way as the density of a liquid or solid: in mass per unit of volume.
Density of a Gas
D = density
m = mass of gas, usually in grams
V = volume occupied by a gas, usually in liters