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Matter Unit Review

Total questions: 61

Worksheet time: 1hrs 27mins

Name
Class
Date
1.

Substances are either elements or mixtures

a)

True

b)

False

2.

The odor of a substance is a physical property

a)

true

b)

false

3.

Smoke is a compound

a)

true

b)

false

4.

a substance can be separated into simpler parts through differences n physical properties.

a)

true

b)

false

5.

Colloids are mixtures.

a)

true

b)

false

6.

The freezing of water is a chemical change

a)

true

b)

false

7.

Homogeneous mixtures can be separated by physical changes.

a)

true

b)

false

8.

Colloids and solutions scatter light

a)

true

b)

false

9.

A fruit salad is a homogeneous mixture.

a)

true

b)

false

10.

Color is a physical property

a)

true

b)

false

11.

When a firecracker explodes, mass is lost

a)

true

b)

false

12.

A suspension is a homogeneous mixture.

a)

true

b)

false

13.

The breaking of a glass window is a physical change.

a)

true

b)

false

14.

A(n) _____ is NOT homogeneous

a)

suspension

b)

element

c)

compound

d)

solution

15.

the scattering of light by colloids is called _____.

a)

the Tyndall effect

b)

conservation

c)

air pollution

d)

suspension

16.

Smoke is an example of a _____.

a)

substance

b)

solution

c)

colloid

d)

suspension

17.

Three examples of physical changes are _____.

a)

freezing of water, evaporation of gasoline, and rusting of a nail

b)

boiling of water, bursting of a balloon, and melting of a candle

c)

sawing of wood, crushing of a can, and toasting a marshmallow

d)

burning of gasoline, rotting of an egg, and exploding of fireworks

18.

The color of ink is a _____.

a)

chemical property

b)

physical property

c)

chemical change

d)

physical change

19.

When two or more substances are combined so that each substance maintains its own properties, the result is a(n) _____.

a)

chemical change

b)

element

c)

compound

d)

mixture

20.

When gasoline is burned in an engine, _____.

a)

gasoline evaporates

b)

new substances are formed

c)

mass is lost

d)

mass is gained

21.

_____ is another name for a homogeneous mixture.

a)

Suspension

b)

Substance

c)

Solution

d)

Liquid

22.

Between which two points is Heat of Vaporization?

a)

A <----> B

b)

B <----> C

c)

C <----> D

d)

D <----> E

e)

E <----> F

23.

Between which two points is Heat of Fusion?

a)

A <----> B

b)

B <----> C

c)

C <----> D

d)

D <----> E

e)

E <----> F

24.

Between which two points is the solid cooling?

a)

A <---- B

b)

B <----> C

c)

C <---- D

d)

D <----> E

e)

E <---- F

25.

Between which two points is the liquid cooling?

a)

A <---- B

b)

B <----> C

c)

C <---- D

d)

D <----> E

e)

E <---- F

26.

Between which two points is the gas heating up?

a)

A ----> B

b)

B <---- C

c)

C ----> D

d)

D ----> E

e)

E ----> F

27.

Between which points is water changing states of matter?

a)

A <----> B

b)

B <----> C

c)

C <----> D

d)

D <----> E

e)

E <----> F

28.

Between which points is water changing its temperature?

a)

A <----> B

b)

B <----> C

c)

C <----> D

d)

D <----> E

e)

E <----> F

29.

Between which two points is the solid melting?

a)

A <---- B

b)

B <----> C

c)

C <---- D

d)

D <----> E

e)

E <---- F

30.

Between which two points is the gas condensing?

a)

A <---- B

b)

B <---- C

c)

C <---- D

d)

D <---- E

e)

E <---- F

31.

Between which two points is the water boiling?

a)

A <----> B

b)

B <----> C

c)

C <----> D

d)

D <----> E

e)

E <----> F

32.

At 30'C, which substance has the lowest solubility?

a)

KNO3

b)

KBr

c)

NaCl

d)

Yb2(SO4)3

33.

At which temperature do KBr and KNO3 have the same solubility?

a)

60

b)

55

c)

50

d)

Never

34.

The solubility of Yb2(SO4)3 ________________ with added temperature.

a)

increases

b)

decreases

c)

remains the same

35.

At 80'C, KBr's solubility is:

a)

100

b)

90

c)

80

d)

0

36.

Determine the solubility for the substances at 55'C and arrange them in order from lowest to highest solubility.

a)

NaCl, NH4Cl, KBr, NaNO3

b)

NaCl, NH4Cl, NaNO3, KBr

c)

NH4Cl, NaCl, NaNO3, KBr

d)

NaNO3, KBr, NH4Cl, NaCl

37.

At 10'C, NaNO3's solubility is 80 g/100 g of H2O. Based on this information, what would the solubility be in 50 g of H2O.

a)

40

b)

80

c)

160

d)

16

38.

Identify if the following solution would be saturated, unsaturated, or supersaturated: 103 g KBr at 70'C.

a)

Unsaturated

b)

Saturated

c)

Supersaturated

39.

Identify how many grams of KNO3 is required to make a saturated solution at 40'C.

a)

50 g

b)

45 g

c)

60 g

d)

33 g

40.

How could you change a saturated solution to an unsaturated solution?

a)

Add solvent

b)

Add solute

41.

Water becomes __________ changing from a solid to a liquid

a)

more dense & more kinetically charged

b)

less dense & less kinetically charged

c)

more dense & less kinetically charged

d)

less dense & more kinetically charged

42.

Identify the saturation associated with the product of this experiment.

a)

Unsaturated

b)

Saturated

c)

Supersaturated

43.

Identify a method to decrease the dissolving rate of a solution:

a)

decrease the temperature

b)

add KE

c)

stir the solution

d)

increase the temperature

44.

Which of the following solutions are heterogenous?

A
B
C
D
E
F
G
H
45.
Question Image

Identify a solute, the solvent, and the solution in a carbonated drink (like soda).​

a)

Carbon Dioxide (dissolved in the drink)

1.

Solute

b)

Water

2.

Solvent

c)

The Carbonated Drink

3.

Solution

46.

Water is called the " " solvent.

(a)  

47.
The amount of solute actually dissolved in a given amount of solvent.
a)
dilution
b)
concentration
c)
saturated solution
d)
supersaturated mixture
48.
When a solvent contains as much of the solute as it can hold, the solution is said to be
a)
supersaturated
b)
diluted
c)
saturated
d)
unsaturated
49.
How does a solution become supersaturated?
a)
dissolve lots of solute in it.
b)
dissolve a little solute in it. 
c)
dissolve more solute than you should be able to. 
d)
dissolve a super amount of solvent in it. 
50.
Which is an example of a solute?
a)
Egg whites
b)
Sugar
c)
Water
d)
Acetone
51.
Which is an example of a solvent?
a)
Salt
b)
Egg whites
c)
Water
d)
Sugar
52.
What is a solvent
a)
the liquid in which a solute is dissolved to form a solution.
b)
Another word for solution
c)
A thing that make drinks turn colors
d)
Its a metal molecole
53.
What does it mean to dilute a solution?
a)
lower the concentration of solute per solvent
b)
increase the concentration of solute per solvent
54.
__________ are made up of solutes and solvents.
a)
Solutions
b)
Suspension
c)
Colloid
55.
You can make a solution more concentrated by adding __________.
a)
solute
b)
solvent
c)
water
56.
How does a solution become supersaturated?
a)
dissolve lots of solute in it.
b)
dissolve a little solute in it. 
c)
dissolve more solute than you should be able to. 
d)
dissolve a super amount of solvent in it. 
57.
Solution where more solute can still be dissolved at the given temperature. 
a)
Saturated
b)
Unsaturated
c)
Supersaturated
d)
Homogeneous solution
58.
The ___ is the thing being dissolved.
a)
solute
b)
solvent
c)
mixture
d)
suspension
59.
Describe a solute.
a)
part of solution present in largest amount
b)
gets dissolved
c)
water
d)
surrounds and breaks apart
60.
The maximum amount of a solute that can be dissolved in a given amount of solvent at a given temperature.
a)
solubility
b)
concentrated
c)
diluted
d)
surface area
61.
mixture of two or more substances; dissolved particles are spread evenly throughout the mixture
a)
solvent
b)
solute
c)
mixture
d)
solution

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