KMT, Temperature, Heat and Gas Laws Review 24-25

Front

What is the amount of force per area?

Back

Pressure

Front

What is the formula to determine the heat energy needed to melt a substance?

Back

Q= m x H_fus

Front

At a higher temperature, the particles have _______ kinetic energy and move _________.

Back

more; faster

Front

This phase change requires energy to be absorbed from its surroundings.

Back

Vaporization

Front

What is the measurement of the average kinetic energy of the particles?

Back

Temperature

Front

What is the formula for calculating heat energy when temperature changes?

Back

Q= m×c×ΔT

Front

What is the term for the energy required to change a substance from solid to liquid?

Back

Heat of fusion (H_fus)

Front

What is the term for the energy required to change a substance from liquid to gas?

Back

Heat of vaporization (H_vap)

Front

What happens to the kinetic energy of particles as temperature decreases?

Back

Kinetic energy decreases.

Front

What is the relationship between temperature and kinetic energy?

Back

As temperature increases, kinetic energy increases.