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Mixtures and solutions and multiplication

Total questions: 123

Worksheet time: 2hrs 32mins

Name
Class
Date
1.

Lemonade, coke, and salt water are all examples of _________.

a)

Solutions

b)

Mixtures

c)

Pure Substances

d)

Factors of solubility

2.

A combination of substances that dissolve into one another--they are evenly mixed so that individual parts cannot be seen or separated.

a)

solutions

b)

mixtures

c)

observations

3.

________ is the ability to dissolve in water.

a)

Conductivity

b)

Magnetism

c)

Solubility

d)

Reflectivity

4.

Two or more materials mixed together that can always be separated into their component parts.

a)

solutions

b)

pure substances

c)

observations

d)

mixtures

5.

Salads, tacos, cereals are all examples of ___________.

a)

solutions

b)

mixtures

c)

properties

d)

observations

6.

Is this Salad an example of a Mixture?

a)

Yes

b)

No

7.

Is Trailmix an example of a Mixture?

a)

Yes

b)

No

8.

Are these Jellybeans an example of a Mixture?

a)

Yes

b)

No

9.

The salt dissolved in the water after being mixed evenly.

Is this an example of a Solution?

a)

Yes

b)

No

10.

Is Lemonade an example a solution?

a)

Yes

b)

No

11.

The water and oil separate from each other.

Is this an example of a Solution?

a)

Yes

b)

No

12.

Even after mixing the rocks sink to the bottom and do not dissolve.

Is this an example of a solution?

a)

Yes

b)

No

13.

A combination of two or more substances is called a...

a)

Salad

b)

Solution

c)

Mixture

14.

To mix together is to...

a)

Separate

b)

Combine

c)

Solution

15.

To pull or take apart is to...

a)

Separate

b)

Mixture

c)

Solution

16.

Sand and gravel may be separated from each other by using

a)

a filter funnel

b)

a sieve

c)

an evaporating basin

d)

distillation

17.

Which one of the following solids is insoluble (can't dissolve) in water?

a)

sugar

b)

sand

c)

instant coffee

d)

salt

18.

The separation technique that involves heating a solution until the liquid changes into a gaseous state, leaving behind a solid is known as

a)

decanting

b)

evaporation

c)

loading

d)

chromatography

19.

A combination of two or more substances that CAN be easily separated is called

a)

a mixture

b)

a solution

c)

a solute

d)

a solvent

20.

A combination of two or more substance that CANNOT be easily separated

a)

mixture

b)

solution

c)

solute

d)

solvent

21.

If I added 27 grams of salt to water and separated the solution with a hot plate (heating it up and evaporating the liquid), what amount of salt would be left behind?

a)

20 grams

b)

0 grams

c)

27 grams

d)

10 grams

22.

Which of the following is a method of separating solutions?

a)

hand separation

b)

filtering

c)

screening

d)

evaporation

23.

A solution is a mixture of one or more substances ___________ evenly into another substance.

a)

dissolved

b)

evaporated

c)

carried

d)

split

24.

Lemonade is a special mixture called a

a)

substance

b)

solution

c)

plasma

d)

ingredient

25.

To separate the sugar and lemonade, what method should you use?

a)

filtration

b)

sorting

c)

magnet

d)

boiling

26.

To separate trail mix, what method should you use?

a)

filtration

b)

sorting

c)

magnet

d)

boiling

27.

How would you separate the ingredients of Mixture Z?

a)

water

b)

a magnet

c)

a sieve

d)

my hands

28.

How would you separate a mixture of sand and salt? (Read all of the steps)

a)

mix them with water and let the water evaporate

b)

mix them with water, pour the mixture through a sieve, then et the water evaporate

c)

heat the sand and salt mixture for 5 minutes, then let it cool

d)

I would not do any of these because none of these options would work

29.

A solution is a special type of mixture.

a)

True

b)

False

30.

When sand and water are combined, they create a

a)

solution

b)

mixture

c)

solvent

d)

all of these

31.

A combination of two or more substances where each substance keeps its own properties and both can be easily separated

a)

mixture

b)

solution

c)

substance

d)

physical change

32.

Which mixture can the students separate most easily using the strainer?

a)

salt and water

b)

gravel and water

c)

shampoo and water

d)

sugar and water

33.

When you add sugar to tea some of sugar's properties change. Which properties of sugar remain the same?

a)

the size of the sugar crystals

b)

the taste of the sugar crystals

c)

the color of the sugar crystals

d)

the texture of the sugar crystals

34.

A student made a mixture of salt and pepper. How could the student separate the mixture of salt and pepper?

a)

use a pair of tweezers to separate each grain of pepper

b)

run a magnet through the mixture to collect the pepper

c)

put the mixture in water and filter the pepper out of the water

d)

put the mixture in water and use a strainer to catch the pepper

35.

Lemonade, coke, and salt water are all examples of _________.

a)

Solutions

b)

Mixtures

c)

Pure Substances

d)

Factors of solubility

36.

A combination of substances that dissolve into one another--they are evenly mixed so that individual parts cannot be seen or separated.

a)

solutions

b)

mixtures

c)

observations

37.

________ is the ability to dissolve in water.

a)

Conductivity

b)

Magnetism

c)

Solubility

d)

Reflectivity

38.

Two or more materials mixed together that can always be separated into their component parts.

a)

solutions

b)

pure substances

c)

observations

d)

mixtures

39.

Is Trailmix an example of a Mixture?

a)

Yes

b)

No

40.

Are these Jellybeans an example of a Mixture?

a)

Yes

b)

No

41.

The salt dissolved in the water after being mixed evenly.

Is this an example of a Solution?

a)

Yes

b)

No

42.

To pull or take apart is to...

a)

Separate

b)

Mixture

c)

Solution

43.

A combination of two or more substances that can be separated is a

a)

potion

b)

mixture

c)

solute

d)

compound

44.

A solution is made when one substance _________ in another.

a)

settles at the bottom

b)

moves

c)

dissolves

d)

is suspended

45.

What is this tool used for?

a)

To separate mixtures

b)

To test if an object is a magnet

c)

To look at an object closter

d)

To weigh an object

46.

How can we separate a solution?

a)

By freezing it

b)

Melting it.

c)

By heating it so that the solution evaporates.

d)

We can't.

47.

What property of water changes after creating a solution of lemon juice and water?

a)

Shape

b)

Temperature

c)

Taste

d)

State

48.

Sand and gravel may be separated from each other by using

a)

a filter funnel

b)

a sieve

c)

an evaporating basin

d)

distillation

49.

Which one of the following solids is insoluble (can't dissolve) in water?

a)

sugar

b)

sand

c)

instant coffee

d)

salt

50.

To separate trail mix, what method should you use?

a)

filtration

b)

sorting

c)

magnet

d)

boiling

51.
What is a solute?
a)
The substance that does the dissolving in a solution.
b)
The substance that is dissolved into the solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
52.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
53.
a)

solvent

b)

solute

54.
a)

solvent

b)

solute

55.
A saturated solution is______
a)
No more solute can be dissolved
b)
More solute can be dissolved
c)
The solvent and solution
56.
__________ are made up of solutes and solvents.
a)
Solutions
b)
Suspension
c)
Colloid
d)
mixtures
57.
Amount of solute in a given amount of solvent or solution
a)
Concentration
b)
Miscible
c)
Solute
d)
solubility
58.
Substance dissolved in a solution
a)
concentration
b)
solute
c)
solvent
d)
solution
59.
Capable of being dissolved
a)
Soluble
b)
concentration
c)
colloid
d)
molarity
60.
Which of the following is most likely the reason why the scientists stirred the solution at a high rate of speed?
a)
Stirring allows solvent to be dissovled
b)
Stirring allows solute to do the dissolving
c)
Stirring allows the solution to be unsaturated
d)
Stirring allows the solute to be more easily dissolved
61.

In sweet tea the solvent would be

a)

water

b)

tea

c)

sugar

d)

lemon

62.
When a certain amount of solvent cannot hold any more solute it is called a ________ solution.
a)
Diluted
b)
Saturated
63.
When a solution is saturated:
a)
No additional material will dissolve in it
b)
You need to stir it more 
c)
Two materials have combined to create a clear liquid
d)
Crystals form 
64.
Capable of being dissolved
a)
Soluble
b)
concentration
c)
colloid
d)
molarity
65.
A combination of two or more substances that can be easily separated.
a)
dissolve
b)
mixture
c)
solution
d)
physical property
66.
the substance to be dissolved in a liquid
a)
solute
b)
solvent
c)
dissolve
d)
mixture
67.
a)

A

b)

B

c)

C

d)

D

68.
a)

A

b)

B

c)

C

d)

D

69.
a)

A

b)

B

c)

C

d)

D

70.
a)

A

b)

B

c)

C

d)

D

71.
a)

A

b)

B

c)

C

d)

D

72.
a)

A

b)

B

c)

C

d)

D

73.
a)

A

b)

B

c)

C

d)

D

74.
a)

A

b)

B

c)

C

d)

D

75.
a)

A

b)

B

c)

C

d)

D

76.
a)

A

b)

B

c)

C

d)

D

77.

Vinegar and water are placed in a container and stirred. What is formed when they are mixed?

A.

a)

gas

b)

solid

c)

solution

d)

compound

78.

A student poured some kosher salt into a glass of water. After the water was stirred, no solid kosher salt remained in the glass. Which statement BEST describes what happened?

a)

The salt reacted with water to form elements.

b)

The salt reacted with water to form a mixture.

c)

The salt dissolved in water to form a solution.

d)

The salt dissolved in water to form compounds.

79.

A cup of sand is mixed into a container of shells. Another cup of sand is mixed into a container of water. Which statement best compares the two containers?

A.

a)

Only the container with rocks is a solution because the materials must be chemically divided from the rocks.

b)

Both containers are solutions because the materials must be separated by chemical means.

c)

Both containers are mixtures because the materials can be separated by physical means.

80.

What does it mean to dissolve?

a)

spread out evenly in a liquid

b)

disappear forever

c)

to become part of a new substance

d)

to change to a new state of matter.

81.

What is a mixture?

a)

only one substance

b)

A combination of two or more substances

c)

to change to a different substance

d)

to spread out evenly in water.

82.

What are physical properties?

a)

Something that talks about settings

b)

Characteristics that can be observed.

c)

A change to a substance

d)

A liquid mixture

83.

What is a solution?

a)

Answer to a math problem

b)

Something that can be observed

c)

A liquid mixture where one substance is evenly mixed in another.

d)

A combination of two or more substances.

84.

What is a substance?

a)

A form of matter that is the same and has specific properties

b)

Something you use

c)

Something in a mixture

d)

I have no idea

85.
Mass, relative density, solubility, color, texture, state of matter, conductivity, etc.
a)
Physical state
b)
Insulators
c)
Physical Properties 
d)
Inferences
86.

What is a conductor?

a)

A material that allows heat or electricity to flow easily.

b)

The person in front of the band.

c)

The person on a train

d)

A material that does not allow heat or electricity to flow easily.

87.

What is matter?

a)

characteristics that can be observed

b)

anything that has mass and takes up space.

c)

How we classify things

d)

Nothing. What is the matter with you?

88.

What is another name for dissolving?

a)

melting

b)

solubility

c)

mixing

d)

separating

89.

A mixture is a combination of two or more substances in which no new substances are formed.

a)

Ture

b)

False

90.

According to particle model, the diagram shows a:

a)

Mixture

b)

Pure substance

91.

Explain why sea water is a mixture whereas purified water is not?

(a)  

92.

Identify what mixtures can be made from.

a)

Gases only

b)

Solid, liquids and gases

c)

Liquids and gases, but not solids

d)

Liquids only

93.

Select the statement that best describes a mixture of eggs and air while being whisked.

a)

The longer eggs are whisked, the more solid they become. This is because more air is being added to the mixture.

b)

The amount of time spent whisking eggs makes no difference to the mixture. Its properties don’t change.

c)

The longer eggs are whisked, the fluffier they become. This is because more air is being added to the mixture.

94.

The suspended particles in colloids are smaller than the suspended particles in suspensions.

a)

True

b)

False

95.

Identify which of the following sentences are true.

a)

Suspensions do not separate into their components if left to stand

b)

Colloids separate into their components if left to stand

c)

Suspensions separate into their components if left to stand

d)

None of these are true

96.

Determine which two words complete the sentence correctly.

If small particles of rock mixed in water are ____________ enough, they will settle out as ____________ .

a)

large, sediment

b)

small, sediment

c)

small, colloid

d)

large, emulsion

97.

Complete the following sentence.

A solution is a type of mixture in which the particles:

a)

are extremely small

b)

can be seen under a powerful microscope

c)

scatter light

d)

settle out to form a sediment

98.

Identify which list orders the three types of mixtures from largest to smallest particle size.

a)

Solutions, colloids, suspensions

b)

Suspensions, solutions, colloids

c)

Colloids, suspensions, solutions

d)

Suspensions, colloids, solutions

99.

Grease dissolves in petrol. Identify which statement is correct.

a)

Grease is the solute and petrol is the suspension

b)

Grease is the solute and petrol is the solvent

c)

Grease is the sediment and petrol is the solution

d)

Grease is the solvent and petrol is the solute

100.

 Identify which of the following mixtures is not solution.

a)

Fizzy lemonade

b)

Sea water

c)

Mud

d)

Air

101.

Determine whether the following statement is true or false. 

The concentration of a solution is the amount of solute compared to the amount of solution.

a)

True

b)

False

102.

Identify what happens to solute that is added to a saturated solution.

a)

Crystals form

b)

It dissolves

c)

It settles as sediment

103.

Arsenic is a poisonous substance that sometimes gets into water supplies. The official safe level is 0.007 milligrams per litre (mg/L). A town water supply has a reading of 0.02 mg/L.

Determine whether it is safe to drink the water from the town supply. 

a)

The town supply is safe to drink

b)

The town supply is unsafe to drink

104.

Two liquids that can be mixed together but separate shortly after are:

a)

immiscible

b)

insoluble

c)

miscible

d)

soluble

105.

A mixture containing particles that settle out if left undisturbed is a:

a)

colloid

b)

solute

c)

solvent

d)

suspension

106.

A heterogeneous mixture of intermediate sized particles is a:

a)

colloid

b)

solute

c)

solvent

d)

suspension

107.

More solute can be dissolved in a _____ solution:

a)

saturated

b)

supersaturated

c)

 suspended

d)

unsaturated

108.

A substance that dissolves in a solvent is said to be a(n) __________

a)

 insoluble

b)

immiscible

c)

miscible

d)

soluble

109.

A(n) _____ solution contains the maximum amount of dissolved solute for a given 

amount of solvent.

a)

saturated

b)

supersaturated

c)

 suspended

d)

unsaturated

110.

Two liquids that are soluble in each other in any proportion are said to be:

a)

insoluble

b)

 immiscible

c)

miscible

d)

soluble

111.

A substance that does not dissolve in a solvent is said to be:

a)

insoluble

b)

immiscible

c)

miscible

d)

soluble

112.

What law states that at a given temperature the solubility of a gas in a liquid is 

directly proportional to the pressure of the gas above the liquid?

a)

 Boyle’s Law

b)

Charles’s Law

c)

Henry’s Law

d)

Ideal Gas Law

113.

The erratic movement of colloid particles is called:

a)

 Brownian motion

b)

Colloidal motion

c)

Slow motion

d)

Suspended motion

114.

A(n) _____ solution contains more dissolved solute than a saturated solution at the 

same temperature.

a)

 saturated

b)

supersaturated

c)

suspended

d)

unsaturated

115.

. _____ solutions are very unstable.

a)

saturated

b)

supersaturated

c)

 suspended

d)

 unsaturated

116.

Which substance can dissolve only 40 g in 60°C water?

a)

NaCl

b)

KClO3KClO_3^{ }  

c)

KCl

d)

Ce2(SO4)3Ce_2\left(SO_4\right)_3  

117.

The process of surrounding solute particles with solvent particles to form a solution

 is called ____________________.

a)

immiscible

b)

solvation

c)

soluble

d)

insouble

118.

A measure of the amount of solute dissolved in a specific amount of solvent or 

solution is called the ____________________ of the solution.

a)

dilution

b)

concentration

c)

dissolving

d)

solvent

119.

Two types of heterogeneous mixtures are suspensions and colloids.

a)

True

b)

False

120.

Muddy water from a creek after a heavy rain is an example of a suspension.

a)

True

b)

False

121.

Water is the most common solvent among liquid solutions.

a)

True

b)

False

122.

Molarity is the number of moles of solute dissolved per liter of solution

a)

True

b)

False

123.

The concentration of a solution is a measure of how much solute is dissolved in a

 specific amount of solvent or solution.

a)

True

b)

False

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