Chemistry: Matter and Change

Section 1: Gases

Self Check Quizzes

1
The theory that describes the behavior of gases in terms of the motion of gas particles is _____________.
A)the theory of intermolecular forces
B)Graham's law of effusion
C)Dalton's law of partial pressures
D)the kinetic-molecular theory
2
Which of the following is the general definition of a gas?
A)Matter with a fixed volume and a fixed shape.
B)Matter with a fixed volume but no fixed shape.
C)Matter with no fixed volume and no fixed shape.
D)Matter with a fixed shape but no fixed volume.
3
A device that is used to measure atmospheric pressure is a ___________.
A)barometer
B)thermometer
C)kilometer
D)micrometer
4
Which of the following statements is true?

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A)particles of a gas never collide
B)particles of a gas collide with their container only.
C)particles of a gas collide with each other in elastic collisions.
D)particles of a gas collide with each other in inelastic collisions.
5
Explain what would happen to the column of mercury in the barometer as shown if the atmospheric pressure fell.

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A)As the pressure falls, the column of mercury will drop lower.
B)As the pressure falls, the column of mercury will remain unchanged.
C)As the pressure falls, the column of mercury will rise higher.
D)As the pressure falls, the density of the mercury will increase.
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