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WorksheetsUnit 13 Test - States of Matter
Total questions: 50
Worksheet time: 1hrs 2mins
The change of state from a liquid to a solid (a)
What is the change of state from a gas to a liquid called? (a)
Change of state from a solid directly to a gas is called (a)
What term describes a solid changing to a gas? (a)
What happens when my glass of water is sitting in the sun and disappears into a gas? (a)
The weaker the intermolecular forces of a substance the _____________ the boiling point
higher
lower
Which model represents a LOWER Vapor Pressure? (a)
The (a) is a measure of the average speed of the particles in a substance.
Describe the substance between letters C and D. (a)
The melting point of the sample is (a)
Given the heating curve of a solid being heated at a constant rate, what is the boiling point of this substance? (a)
What is the freezing point of the substance? (a)
Given the heating curve of a solid being heated at a constant rate, what is the boiling point of this substance? (a)
Which segment of the graph represents both vaporization and condensation? (a)
What change occurs from E to C? (a)
What letter on the diagram represents the triple point?
A
B
C
D
What change occurs from F to E? (a)
What is the normal melting point for this substance?
55°C
60°C
80°C
100°C
What is the normal boiling point for this substance?
55°C
60°C
80°C
100°C
If the substance is at 50°C at 1.8 atm, what state of matter will the substance be? (a)
Which state of matter has particles arranged like this? (a)
Which state of matter has particles arranged like this? (a)
What state/phase is the object likely from points A to B? (a)
The intermolecular forces between particles in a solid are
weaker than those in a gas.
stronger than those in a liquid.
of different types than those in a liquid.
too weak to hold the particles in fixed positions.
According to the kinetic molecular theory, a gas consists of molecules in constant fixed motion.
True
False
The kinetic molecular theory states that
particles of matter are in constant motion
particles of matter are in extremely slow motion
particles of matter are never in motion
Which best describes the movement of particles in a solid?
free to flow, constant volume
free to flow, volume changes
vibrates in place,
volume changes
vibrates in place, constant volume
Which of the following is NOT a part of the kinetic molecular theory of gases?
Gases move in random, constant, straight-line motion
Gases are separared by great distances
Gases are attracted to each other
Gases transfer energy when they collide
According to the Kinetic Molecular Theory a liquid's (SELECT ALL THAT APPLY)
particles are held close together by intermolecular forces
particles are in constant motion
particles are vibrating in place and closely packed
particles are not moving
Match the following phase change terms with their description
fusion
solid to liquid
solidification
liquid to solid
vaporization
liquid to gas
condensation
gas to liquid
sublimation
solid to gas
The heat absorbed by melting a solid is known as
heat of fusion
heat of solid
heat of liquid
heat of vaporization
The amount of heat needed to change 1 gram of a substance from the liquid phase to the gas phase is (a)
Consider the following temperature-time graph when a solid is heated. which part of the graph involves latent heat of vaporization? (a)
Consider the following temperature-time graph when a solid is heated. which part of the graph involves latent heat of fusion? (a)
Which substance has the weakest intermolecular forces?
Substance A, boiling point of 75 °C
Substance B, boiling point of 105 °C
Substance C, boiling point of 25 °C
Substance d, boiling point of 45 °C
