Chem Test Review

all particles of matter are constantly in motion

collisons between gas particles are ____ , meaning that no kinetic energy is lost during transfer.

the change of state from a liquid to a gas below a substances boiling point

gases have are assumed to have ___ volume because the particles are very tiny and far away from each other

gas particles have ___ attractive forces between them unlike solids and liquids.

the movement of gas particles is described as ____, meaning that the particles move in a straight line, collide and change directions.

kinetic energy is the energy of ____.

Particles in which state usually have the highest kinetic energy?

What is gas pressure caused by?

in a vacuum, the gas pressure would be ___.

at higher altitudes, the atmospheric pressure is ____.

What is the standard pressure for mmHg?

What device is used to measure atmospheric pressure?

Gas particles are said to have ____ volume and shape.

150 degrees C is equal to

___ is due to liquid particles sliding past each other.

liquids are ____ meaning that an increase in pressure will not significantly affect their volume.

as the temperature of a liquid decreases, the rate of evaporation of that liquid will _____.

evaporation is a cooling process because the particles with the ___ are removed from the substance.

when the rate of evaporation equals the rate of condensation in a closed container

a temperature when all motion stops

absolute zero is equal to

a liquid has ___ shape and _ volume

the temperature at which the vapor pressure of the liquid is equal to standard pressure

the temperature at which liquid changed to a soild

a change in state from solid directly to gas

solids that tend to have much higher melting points because of the strong attraction between particles

gives information of the state of a substance its temperature and particle

solids have ____ shape and volume

the one temperature/pressure combination in which all 3 states of a substance are in equilibrium with each other.