1. Kinetic-Molecular Theory
A. The kinetic-molecular theory is based on the idea that particles of matter are always in ______. For gases, this theory is based on the following ____ assumptions.
motion
five

2. Kinetic-Molecular Theory
1. Gases consist of _____ numbers of tiny particles that are __ ____ relative to their size.
large
far
apart

3. Kinetic-Molecular Theory
a. Most of the volume of a gas is _____ _____.
empty
space

4. Kinetic-Molecular Theory
2. Gas particles are in _______, rapid, random _______.
constant
motion

5. Kinetic-Molecular Theory
a. Gases therefore posses ______ energy which is the energy of ______.
kinetic
motion

6. Kinetic-Molecular Theory
3. Collisions between gas particles and between particles and container walls are ______ collisions.
elastic

7. Kinetic-Molecular Theory
a. An _____ collision is one in which there is no net loss of energy.
elastic

8. Kinetic-Molecular Theory
4. There are no forces of _________ or ________ between gas particles.
attraction
repulsion

9. Kinetic-Molecular Theory
5. The average kinetic energy of gas particles depends on ___________.
a. Kinetic energy is given by the following equation:
KE= ½ mv2
temperature

10. Kinetic-Molecular Theory
A. An ____ gas is an imaginary gas that perfectly fits all the assumptions of the kinetic-molecular theory.
ideal

11. Kinetic-Molecular Theory
B. A ___ gas is a gas that does not behave completely according to the assumptions of the kinetic-molecular theory.
real

12. Kinetic-Molecular Theory
1. The more _____ the gas molecule the greater the deviation from ideal behavior
polar

13. Kinetic-Molecular Theory
2. At ______ temperatures and _______ pressures real gases begin to deviate significantly from ideal behavior because they approach the liquid phase
Lower
higher

14. Kinetic-Molecular Theory
1. Gases do not have a definite _____ or a definite ______. They completely fill their container.
EXPANSION
shape
volume

15. Kinetic-Molecular Theory
B. _______________.
1. During ___________ particles that were very far apart are crowded together.
COMPRESSIBILITY
compression

16. Kinetic-Molecular Theory

17. Kinetic-Molecular Theory
1. Because the _________ forces between gases is insignificant, gas particles can easily slide past one another.
FLUIDITY
attractive

18. Kinetic-Molecular Theory
D. ____ _______.
1. The gas particles are very far apart in the gaseous state.
LOW
DENSITY

19. Kinetic-Molecular Theory

20. Kinetic-Molecular Theory
E. _________ and _________.
DIFFUSION
EFFUSION

21. Kinetic-Molecular Theory
1. Spontaneous mixing of the particles of two substances caused by their random motion is called ________.
diffusion

22. Kinetic-Molecular Theory

23. Kinetic-Molecular Theory
2. _______ is a process by which gas particles pass through a tiny opening.
Effusion

24. Kinetic-Molecular Theory