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Chapter 2 – Chemical Building Blocks

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Page 1: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

Chapter 2 – Chemical Building Blocks

Page 2: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

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T/F Blanks Laws Matter

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Page 3: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

Row 1, Col 1

Pieces of dry ice (solid carbon dioxide) become

smaller through the process of condensation.

False, Sublimation

Page 4: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

1,2

__________ occurs when particles in a gas lose enough

thermal energy to form a liquid.

condensation

Page 5: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

1,3

According to Boyle’s Law, when the pressure of a gas increases at constant temperature, its volume

a. increases b. stays constant

c. decreases d. increases, then decreases.

C. decreases

Page 6: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

1,4

The force of a gas’s outward push divided by the area of the walls

of the container is the gas’sa.Volume

b.Temperaturec.Pressured.Density

C. Pressure

Page 7: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

2,1

A liquid does not have a definite shape, but it does have a definite volume.

True

Page 8: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

2,2

________ is a measure of the average energy of motion of the particles of a substance.

temperature

Page 9: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

2,3

A graph of Boyle’s Law shows the relationship between

a. volume and density of a gas. b. volume and pressure of a gas.

c. temperature and volume of a gas. d. temperature and pressure of a gas.

b. Volume and pressure of a gas

Page 10: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

2,4

In which state of matter are particles packed tightly together

in fixed positions?

Solid

Page 11: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

3,1

In crystalline solids, the particles are not arranged in

a regular pattern.

False, amorphous

Page 12: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

3,2

When a substance cools, it loses __________ energy to

its surroundings.

thermal

Page 13: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

3,3

When an inflated balloon is exposed to cold air,

a. the temperature inside the balloon rises. b. the pressure inside the balloon rises. c. The volume of the balloon increasesd. The volume of the balloon decreases

D. Volume of balloon decreases

Page 14: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

3,4

Which state of matter undergoes changes in volume most easily?

Gas

Page 15: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

4,1

The freezing point and the melting point of water are the same temperature.

True

Page 16: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

4,2

According to Charles’s Law, whenever the temperature of a gas

at constant pressure decreases, the volume _______.

decreases

Page 17: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

4,3

A graph of Charles’s law shows the relationship between

a.Volume and density of a gasb.Volume and pressure of a gas

c.Temperature and volume of a gasd.Temperature and pressure of a gas

C. Temperature and volume of a gas

Page 18: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

4,4

What is vaporization?

A liquid becoming a gas

Page 19: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

5,1

At its boiling temperature, the particles of a liquid are moving

so slowly that they begin to form regular patterns.

False – freezing temperature

Page 20: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

5,2

When the temperature of a gas in a balloon increases, the

volume of the balloon will ________.

increases

Page 21: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

5,3

When the temperature of a gas at constant volume increases, its

a.Volume increasesb.Pressure decreasesc.Pressure increasesd.Volume decreases

c. Pressure increases

Page 22: Chapter 2 – Chemical Building Blocks 100 200 400 300 400 T/F Blanks LawsMatter 300 200 400 200 100 500 100

5,4

The opposite of vaporization is called…

condensation