State of Matter Vocabulary (Inspire Chemistry: Module 11)

Front

Kinetic-molecular theory

Back

Describes the behavior of matter in terms of molecules in motion.

Front

elastic collision

Back

a collision in which no kinetic energy is lost

Front

temperature

Back

measure of average kinetic energy of the particles in a sample of matter

Front

diffusion

Back

the movement of one material through another

Front

Graham's law of effusion

Back

the rate of effusion for a gas is inversely proportional to the square root of its molar mass

Front

effusion

Back

gas escapes through a tiny hole

Front

Pressure

Back

Force per unit area

Front

atmosphere

Back

1 atmosphere is equal to 760 mmHg or 760 torr or 101.3 kPa

Front

Dalton's law of partial pressure

Back

Total pressure of a mixture is used to determine the pressures of individual gases in a gas mixture

Front

Pascal

Back

SI unit of pressure that is equal to a force of one newton per square meter