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Solutions Review Quizizz

Total questions: 35

Worksheet time: 3hrs 55mins

Name
Class
Date
1.

What combination would dissolve a solid solute the fastest?

a)

high temperature, no stirring

b)

no heat, no stirring

c)

sugar cube, no heat

d)

high temperature, stirring

2.

A substance with only London Dispersion Forces is likely to dissolve in a:

a)

Polar solvent

b)

Non-polar solvent

3.

A substance with hydrogen bonding is most likely to dissolve in a:

a)

Polar solvent

b)

Non-polar solvent

4.
You can make a solution more concentrated by adding more __________.
a)
solute
b)
solvent
c)
water
5.

How many grams are soluble in 100 g of water at 100 ºC?

a)

300 grams

b)

250 grams

c)

100 grams

d)

50 grams

6.

When 40 grams of NaCl is dissolved in 100 grams of water at 90 ºC, the solution can be correctly described as:

a)

supersaturated

b)

saturated

c)

unsaturated

7.

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

a)

50 g

b)

45 g

c)

55 g

d)

33 g

8.
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 
9.
True or False: The higher the pressure, the more molecules of gas are close to the solvent and the greater the chance of a gas molecule striking the surface and entering the solution.
a)
True
b)
False
10.

More ________ is soluble at higher pressure

a)

Solid

b)

Liquid

c)

Gas

11.

___________ surface area _______ rate of dissolving

a)

increase ; decrease

b)

increase ; increase

12.

Which diagram best illustrates the ion-molecule attractions that occur when the ions of NaCl(s) are added to water?

a)

1

b)

2

c)

3

d)

4

13.

A solid substance was tested in the laboratory. The test results are listed below.

• dissolves in water

• is an electrolyte

• melts at a high temperature

Based on these results, the solid substance could be

a)

Cu

b)

CuBr2

c)

C

d)

C6H12O6

14.

Based on Reference Table F, which of these salts is the best electrolyte?

a)

sodium nitrate

b)

magnesium carbonate

c)

silver chloride

d)

barium sulfate

15.
Which solution would be least likely to carry an electric current?
a)
NaCl
b)
HCl
c)
C6H12O6
d)
CsI
16.
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
17.
Which of the following is a non-electrolyte?
a)
CaO
b)
NaOH
c)
BaCl2
d)
Br2
18.
A solution of potassium chlorate, KClO3, has 20 grams of the salt dissolved in 100 grams of water at 70 ºC. Approximately how many more grams of the salt can be added to the solution before reaching the saturation point?
a)
10 grams
b)
30 grams
c)
80 grams
d)
60 grams 
19.

In an investigation, students were asked to decide the most effective method for separating a solution of sugar water. Which of the following would be their best choice?

a)

Use a magnet to attract the sugar

b)

Pour the solution through a paper filter

c)

All the sugar to settle to the bottom and pour off the water

d)

Allow the water to evaporate leaving the sugar behind

20.

What happens to the ability of a gas to dissolve when temperature decreases?

a)

There is no change in the solubility of the gas.

b)

The solubility of the gas will increase.

c)

The only factor that affects the solubility of a gas is polarity.

d)

The solubility of most gases will decrease.

21.

According to Reference Table F, which substance is most soluble?

a)

AgI

b)

CaSO4

c)

PbCl2

d)

K2CO3

22.

According to Table F, which ions combine with chloride ions to form an insoluble salt?

a)

K+ ions

b)

Ca2+ ions

c)

Pb2+ ions

d)

Na+ ions

23.

According to Reference Table F, which compound is most soluble in water?

a)

ZnCO3

b)

ZnSO4

c)

BaSO4

d)

BaCO3

24.

Hexane and water do not form a solution. Which statement explains this phenomenon?

a)

Water is polar and hexane is nonpolar.

b)

Water is polar and hexane is polar.

c)

Water is nonpolar and hexane is polar.

d)

Water is nonpolar and hexane is nonpolar.

25.

According to Table G, how many grams of KNO3 would be needed to saturate 50g of water at 70oC?

a)

268 g

b)

134 g

c)

100 g

d)

67 g

26.
Which solute is the most soluble at 10 ⁰C?
a)
KI
b)
KClO3
c)
NH4Cl
d)
NH3
27.
Which solute does not increase in solubility as temperature rises?
a)
NH3
b)
NaNO3
c)
KNO3
d)
NaCl
28.
How many more grams of KNO3 dissolve at 50 ⁰C compared to 0 ⁰C?
a)
85 g
b)
15 g
c)
70 g
d)
100 g
29.

Which of the following statements is true?

a)

B is a saturated solution

b)

A is a supersaturated solution

c)

C is an unsaturated solution

d)

None of the above

30.

When the solution equilibrium point is reached and no more solute will dissolve, the solution is said to be _________.

a)

unsaturated

b)

saturated

c)

supersaturated

31.

What do you call a solution that contains less than the maximum amount of solute that is capable of being dissolved?

a)

unsaturated solution

b)

saturated solution

c)

supersaturated solution

d)

insoluble solution

32.

Dissolving ammonium nitrate

a)

endothermic

b)

exothermic

33.

The initial temperature of pure water was measured to be 20oC, after dissolving a salt the final temperature was 45oC . The dissolving process was

a)

exothermic

b)

endothermic

34.

The initial temperature of pure water was measured to be 20oC, after dissolving a salt the final temperature was 10oC . The dissolving process was

a)

exothermic

b)

endothermic

35.

Water solutions that conduct electricity contain

a)

catalysts

b)

dissolved (free moving) molecules

c)

dissolved (free moving) ions

d)

dissolved particles

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