Which of the following statements concerning the kinetic-molecular theory of matter is/are CORRECT?
1)Particles in a liquid vibrate back and forth about an average position.
2)Particles in a solid are packed closely together,but are not confined to specific positions.
3)Particles in a gas fly about randomly,colliding with themselves and the walls of their container.
A) 1 only
B) 2 only
C) 3 only
D) 1 and 2
E) 1,2,and 3

Question

Quizplus · Accepted Answer

All three statements are correct, but only statement 3 is exclusively describing the kinetic-molecular theory in relation to gases. Statement 1 and 2 can also apply to solids and liquids respectively, but statement 3 only applies to gases. Therefore, only choice C is the correct answer.

Which of the Following Statements Concerning the Kinetic-Molecular Theory of Matter