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10 Solutions Review

Total questions: 184

Worksheet time: 11hrs 46mins

Name
Class
Date
1.

Water is the univeral ____.

a)

solute

b)

solvent

c)

solution

2.

Water is the univeral ____.

a)

solute

b)

solvent

c)

solution

3.

solute + solvent =

a)

solution

b)

equation

4.
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
5.
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
6.

Fish breathe oxygen, which is dissolved in water. Is the oxygen the fish breathe considered to be the solute or solvent?

a)

Solute

b)

Solvent

7.

You make a pitcher of lemonade by adding lemon juice, sugar, ice and water. Which of the following are the solutes in the solution?

a)

Lemon juice

b)

Sugar

c)

Water

d)

Ice

8.

A latte is made by taking freshly brewed coffee and mixing in warm milk. Is the freshly brewed coffee the solute or solvent?

a)

Solvent

b)

Solute

9.

For heartburn relief some take an Alka-Seltzer tablet (an antacid) and dissolve it in water. Is the Alke-Seltzer tablet the solute or sovent?

a)

Solute

b)

Solvent

10.

When you open a bottle of sparking water, gas bubbles suddenly appear. These gas bubbles are dissolved in the water. Which is the solute in this solution?

a)

water

b)

gas bubbles

11.

Air is made up of almost 4 parts nitrogen to 1 part oxygen. Which is the solvent in this solution of gas?

a)

nitrogen

b)

oxygen

12.

Vinegar is a solution that is made up of acetic acid dissolved in water. Which part of the solution is the solute?

a)

water

b)

acetic acid

13.
Find the molarity of 186.55 g of sucrose, C12H22O11 (MM = 342) in 250 mL of water.
a)
2.18 M
b)
0.746 M
c)
1.18 M
d)
0.545 M
14.
What is the molarity of a solution made by diluting 26.5 mL of 6.00M HNO3 to a volume of 250 mL?
a)
15.9 M
b)
0.636 M
c)
0.642 M
d)
1.59 M
15.
How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?
a)
27.8 mL
b)
27.78 mL
c)
2.8 mL
d)
278 mL
16.
Calculate the molarity of the following solution:  1.0 mole of KCl in 750.0 mL of solution.
a)
0.750 M
b)
99 M
c)
1.3 M
d)
2.0 M
17.
What volume of 1.50 M KBr can be made from 15.6 mL of concentrated KBr with a molarity of 9.65 M?
a)
150. mL
b)
151 mL
c)
1.00 L
d)
100. mL
18.
What is the molarity of a solution made by adding 1.565 moles of PbNO3 to 500 mL?
a)
300. M
b)
31.3 M
c)
3.13 M
d)
1.56 M
19.
How many moles are needed to make 2.5 L of a 3.8 M solution? 
a)
9.5 mol
b)
0.66 mol
c)
1.5 mol
d)
15 mol
20.
How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?
a)
1074 mol
b)
0.069 mol
c)
1.07 mol
d)
62.7 mol
21.
How many grams of solute are dissolved in 125.0 mL of 5.00 M NaCl (MM = 58.45)?
a)
0.625 g NaCl
b)
625 g NaCl
c)
36.5 g NaCl
d)
0.04 mol NaCl
22.
What is the molarity of 4 grams of sodium chloride (NaCl) in 3,800 mL of solution?
a)
0.018 M
b)
0.018 m
c)
1.052 M
d)
1.052 m
23.
How many moles of NaCl are present in a solution with a molarity of 8.59M and 125 mL of solution?
a)
1.074 mol
b)
62.7 mol
c)
1.07 mol
d)
62.7 grams
24.
What is the molarity of a solution which contains 22.41 grams of NaCl in 50.0 mL of solution?
a)
0.488 M
b)
7.66 M
c)
7.67 M
d)
0.00767 M
25.
How many grams of solute are dissolved in 125.0 mL of 5.00M NaCl?
a)
0.625 g NaCl
b)
36.52 g NaCl
c)
36.5 g NaCl
d)
0.625 mol NaCl
26.

Find the concentration of 186.55 g of sugar (C12H22O11) in 250. mL of water.

a)

2.18 molL-1

b)

2.17 molL-1

c)

1.18 molL-1

d)

.00218 molL-1

27.
How many moles of solute are contained in 3.0 L of a 1.5 M solution?
a)
4.5 moles
b)
1.5 moles
c)
2.0 moles
d)
0.5 moles
28.
What is the percent composition of a sugar solution where 10 grams of sugar is added to 100 grams of water?
a)
.10%
b)
0.091%
c)
9.090909%
d)
9.1%
29.
What mass of solute is needed to make 75.0 g of a 3.4% solution?
a)
2.55 g
b)
22 g
c)
0.05 g
30.
What is unsaturated?
a)
A solution with more solute than solvent
b)
A solution with less than the maximum amount of solutes 
c)
A solution with the  perfect balance of solutes and solvents
d)
A solution with solids at the bottom
31.
The amount of solute actually dissolved in a given amount of solvent.
a)
dilution
b)
concentration
c)
saturated solution
d)
supersaturated mixture
32.
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
33.
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. 
34.
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
35.
What does it mean to dilute a solution?
a)
lower the concentration of solute per solvent
b)
increase the concentration of solute per solvent
36.
__________ are made up of solutes and solvents.
a)
Solutions
b)
Suspension
c)
Colloid
37.
You can make a solution more concentrated by adding __________.
a)
solute
b)
solvent
c)
water
38.
Solution where more solute can still be dissolved at the given temperature. 
a)
Saturated
b)
Unsaturated
c)
Supersaturated
d)
Homogeneous solution
39.
The ___ is the thing being dissolved.
a)
solute
b)
solvent
c)
mixture
d)
suspension
40.

In order to dilute a solution, you need to

a)

add more of the solid

b)

add more water

c)

find the mass

d)

find the volume

41.

Calculate the mass percent of solution, if there is 100 g of sugar and 400 g of water

a)

30

b)

25

c)

20

d)

15

42.
How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide? 
a)
2
b)
3
c)
4
d)
6 
43.
What is the molarity of 4 g of NaCl (MM=58.45) in 3,800 mL of solution?
a)
0.018 M
b)
0.0011 M
c)
1.052 M
d)
0.062 M
44.
How many grams of solute are dissolved in 125.0 mL of 5.00 M NaCl (MM = 58.45)?
a)
0.625 g NaCl
b)
625 g NaCl
c)
36.5 g NaCl
d)
0.04 mol NaCl
45.
What is the concentration, in percent by volume, of 15.3 mL of solute in 2.65 L of solution?
a)
0.58%
b)
0.0058%
c)
5.8%
46.

What volume, in milliliters, of 10.0 M NaOH is needed to prepare 300.0 mL of 2.00 M NaOH by dilution?

a)

0.067 mL

b)

60.0 mL

c)

100 mL

d)

125 mL

47.

What is the molarity of a solution made by diluting 26.5 mL of 6.00M HNO3 to a volume of 250.0 mL?

a)

15.9 M

b)

0.636 M

c)

0.642 M

d)

1.59 M

48.
How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?
a)
27.8 mL
b)
27.78 mL
c)
2.8 mL
d)
278 mL
49.
What volume of 1.50 M KBr can be made from 15.6 mL of concentrated KBr with a molarity of 9.65 M?
a)
150. mL
b)
151 mL
c)
1.00 L
d)
100. mL
50.

If I have 340.0 mL of a 0.500 M NaBr solution, what will the concentration be if I add 560.0 mL more water to it? (Remember to use the total new volume)

a)

.188 M

b)

3.78 M

c)

.389 M

d)

1.76 M

51.

If I dilute 250 mL of 0.10 M lithium acetate solution to a volume of 750 mL, what will the concentration of this solution be?

a)

2 M

b)

0.02 M

c)

0.033 M

d)

0.08 M

52.
What is the molarity of a solution made by diluting 26.5 mL of 6.00M HNO3 to a volume of 250. mL?
a)
15.9 M
b)
0.636 M
c)
0.642 M
d)
1.59 M
53.

125.0 mL of 2.00 M calcium hydroxide solution is diluted to a concentration of 1.50 M. How many mL of water was added to the original volume?

a)

167 mL

b)

42.0 mL

c)

93.8 mL

d)

0.0240 mL

54.

125.0 mL of 2.00 M calcium hydroxide solution is diluted to a concentration of 1.50 M. How many mL of water was added to the original volume?

a)

167 mL

b)

42.0 mL

c)

93.8 mL

d)

0.0240 mL

55.

The term molar, which describes a solution's concentration, is written as?

a)

M

b)

mol

c)

g

d)

g/L

56.

You need to make 200 mL of a 0.20 M aqueous solution of sodium chloride. The only available solution is 1.0 M. Determine how to make the needed dilution.

a)

Add 160 mL to the initial volume

b)

Add 160 grams to the initial volume

c)

Evaporate 160 mL from the initial volume

d)

the experiment cannot be conducted with the materials provided

57.

A dilution is when

a)

solute is added to the volume of stock solution

b)

water is added to the volume of stock solution

c)

solute is removed from the volume of stock solution

d)

water is removed from the volume of stock solution

58.

Calculate the Molarity in a solution containing 40.0 g of NaCl dissolved in 500.0 ml of H2O.

a)

0.08 M

b)

12.5 M

c)

1.37 M

d)

0.74 M

59.

Calculate the grams of NaOH present in 10.0 mL of a 2.0 M NaOH solution.

a)

0.8 grams

b)

2000 grams

c)

0.3 grams

d)

5 grams

60.

Molarity is ...

a)

grams of solute/deciliters of solvent.

b)

grams of solute/liters of solution.

c)

moles of solute/liters of solution.

d)

moles of solute/milliliters of solvent.

61.

A solution is made by dissolving 0.50 mole of NaCl in enough water to give a final volume of 400.0 mL. What is the molarity of the solution?

a)

0.10 M

b)

0.40 M

c)

1.25 M

d)

2.33 M

62.

The definition of a stock solution is ...

a)

a highly concentrated solution that is meant to be diluted to some lower concentration.

b)

moles of solute divided by liters of solvent

c)

a solution used to make soup and is usually either chicken or beef flavor

d)

a solution with less dissolved solute than a dilute solution.

63.

A 0.500 M solution of NaOH, which contains 0.750 mole of solute, would have a volume, in milliliters

a)

0.667 mL

b)

1200 mL

c)

1500 mL

d)

2100 mL

64.

What volume, in milliliters, of 10.0 M NaOH is needed to prepare 300 mL of 2.00 M NaOH by dilution?

a)

0.067 mL

b)

60.0 mL

c)

100 mL

d)

125 mL

65.

If 0.775 L of 1.00 M NaOH is diluted to 1.00 L, the resulting solution contains

a)

0.225 mol NaOH

b)

0.775 mol NaOH

c)

1.25 mol NaOH

d)

2.45 mol NaOH

66.

Calculate the volume of a 5M solution that contains 10 moles of NaOH

a)

0.5 L

b)

1 L

c)

2 L

d)

4 L

67.

What is a concentrated solution?

a)

a solution that has a large amount of solute in a large volume of solvent

b)

a solution that has an equal amount of solute in the same volume of solvent

c)

a solution that has a small amount of solute in a large volume of solvent

d)

a solution that has a large amount of solute in a small volume of solvent

68.

Which of the following solutions has a molarity of 2.0?

a)

0.050 mole of solute in 0.0250 L of solution

b)

2.0 moles of solute in 0.5000 L of solution

c)

3.0 moles of solute in 1.5000 L of solution

d)

none of the above

69.

Calculate the moles in 1500 mL of a 2 M solution of BaI2

a)

1.33 moles

b)

2.25 moles

c)

3.00 moles

d)

3000 moles

70.

You need to make 200 mL of a 0.20 M aqueous solution of sodium chloride. The only available solution is 1.0 M. Determine how to make the needed dilution.

a)

Add 160 mL to the initial volume

b)

Add 160 grams to the initial volume

c)

Evaporate 160 mL from the initial volume

d)

the experiment cannot be conducted with the materials provided

71.

What volume, in milliliters, of 10.0 M NaOH is needed to prepare 300 mL of 2.00 M NaOH by dilution?

a)

0.067 mL

b)

60.0 mL

c)

100 mL

d)

125 mL

72.
How many grams of AgNO3 (MM = 169.87) are needed to prepare 0.125M solution in 250 mL of water? 
a)
.03g
b)
0.5g
c)
5.3g
d)
84.9g
73.
How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?
a)
27.8 mL
b)
27.78 mL
c)
2.8 mL
d)
278 mL
74.

125.0 mL of 2.00 M calcium hydroxide solution is diluted to a concentration of 1.50 M. How many mL of water was added to the original volume?

a)

167 mL

b)

42.0 mL

c)

93.8 mL

d)

0.0240 mL

75.

How many liters 0.110 M nitric acid can be prepared by diluting 5.00 mL of 15.3 M stock solution?

a)

1530 mL

b)

1.53 L

c)

0.0654L

d)

0.153 L

76.

If I have 340 mL of a 0.5 M NaBr solution, what will the concentration be if I add 560 mL more water to it?

a)

.188 M

b)

3.78 M

c)

.389 M

d)

1.76 M

77.

If I dilute 250 mL of 0.10 M lithium acetate solution to a volume of 750 mL, what will the concentration of this solution be?

a)

2 M

b)

0.02 M

c)

0.03 M

d)

0.08 M

78.
What volume of 1.50 M KBr can be made from 15.6 mL of concentrated KBr with a molarity of 9.65 M?
a)
150. mL
b)
151 mL
c)
1.00 L
d)
100. mL
79.

A dilution is when

a)

solute is added to the volume of stock solution

b)

water is added to the volume of stock solution

c)

solute is removed from the volume of stock solution

d)

water is removed from the volume of stock solution

80.

A solution is made by dissolving 0.50 mole of NaCl in enough water to give a final volume of 400.0 mL. What is the molarity of the solution?

a)

0.10 M

b)

0.40 M

c)

1.25 M

d)

2.33 M

81.

Find the molarity of 186.55 g of sucrose, C12H22O11 in 250 mL of water.

a)

2.18 M

b)

0.746 M

c)

1.18 M

d)

0.545 M

82.

You need to make 200 mL of a 0.20 M aqueous solution of sodium chloride. The only available solution is 1.0 M. Determine how to make the needed dilution.

a)

Add 160 mL to the initial volume

b)

Add 160 grams to the initial volume

c)

Evaporate 160 mL from the initial volume

d)

the experiment cannot be conducted with the materials provided

83.

A dilution is when

a)

solute is added to the volume of stock solution

b)

water is added to the volume of stock solution

c)

solute is removed from the volume of stock solution

d)

water is removed from the volume of stock solution

84.

Calculate the Molarity in a solution containing 40.0 g of NaCl dissolved in 500.0 ml of H2O.

a)

0.08 M

b)

12.5 M

c)

1.37 M

d)

0.74 M

85.

Calculate the grams of NaOH present in 10.0 mL of a 2.0 M NaOH solution.

a)

0.8 grams

b)

2000 grams

c)

0.3 grams

d)

5 grams

86.

Molarity is ...

a)

grams of solute/deciliters of solvent.

b)

grams of solute/liters of solution.

c)

moles of solute/liters of solution.

d)

moles of solute/milliliters of solvent.

87.

A solution is made by dissolving 0.50 mole of NaCl in enough water to give a final volume of 400.0 mL. What is the molarity of the solution?

a)

0.10 M

b)

0.40 M

c)

1.25 M

d)

2.33 M

88.

A 0.500 M solution of NaOH, which contains 0.750 mole of solute, would have a volume, in milliliters

a)

0.667 mL

b)

1200 mL

c)

1500 mL

d)

2100 mL

89.

What volume, in milliliters, of 10.0 M NaOH is needed to prepare 300 mL of 2.00 M NaOH by dilution?

a)

0.067 mL

b)

60.0 mL

c)

100 mL

d)

125 mL

90.

If 0.775 L of 1.00 M NaOH is diluted to 1.00 L, the resulting solution contains

a)

0.225 mol NaOH

b)

0.775 mol NaOH

c)

1.25 mol NaOH

d)

2.45 mol NaOH

91.

Calculate the volume of a 5M solution that contains 10 moles of NaOH

a)

0.5 L

b)

1 L

c)

2 L

d)

4 L

92.

What is a concentrated solution?

a)

a solution that has a large amount of solute in a large volume of solvent

b)

a solution that has an equal amount of solute in the same volume of solvent

c)

a solution that has a small amount of solute in a large volume of solvent

d)

a solution that has a large amount of solute in a small volume of solvent

93.

Find the molarity of 186.55 g of sucrose, C12H22O11 in 250 mL of water.

a)

2.18 M

b)

0.746 M

c)

1.18 M

d)

0.545 M

94.

How many grams of AgNO3 are needed to prepare 0.125M solution in 250 mL of water?

a)

.03g

b)

0.5g

c)

5.3g

d)

84.9g

95.

How many grams of AgNO3 are needed to prepare 0.125M solution in 250 mL of water?

a)

.03g

b)

0.5g

c)

5.3g

d)

84.9g

96.

125.0 mL of 2.00 M calcium hydroxide solution is diluted to a concentration of 1.50 M. How many mL of water was added to the original volume?

a)

167 mL

b)

42.0 mL

c)

93.8 mL

d)

0.0240 mL

97.
How many grams of AgNO3 (MM = 169.87) are needed to prepare 0.125M solution in 250 mL of water? 
a)
.03g
b)
0.5g
c)
5.3g
d)
84.9g
98.
What is the molarity of a solution made by diluting 26.5 mL of 6.00M HNO3 to a volume of 250 mL?
a)
15.9 M
b)
0.636 M
c)
0.642 M
d)
1.59 M
99.
What volume of 1.50 M KBr can be made from 15.6 mL of concentrated KBr with a molarity of 9.65 M?
a)
150. mL
b)
151 mL
c)
1.00 L
d)
100. mL
100.
How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?
a)
27.8 mL
b)
27.78 mL
c)
2.8 mL
d)
278 mL
101.

What is the concentration when 1.8 moles of NaOH are dissolved in 250 mL of water?

a)

450 M

b)

0.0072 M

c)

7.2 M

d)

0.45 M

102.
Determine the molarity of 2.25 mole of sulfuric acid, H2SO4, dissolved in 725 mL of solution.
a)
322.2 M
b)
3.1 M
c)
0.32 M
d)
2.25 M
103.
What is the molarity of 3 mole of hydrochloric acid in 3 L of water. 
a)
3
b)
1
c)
6
d)
9
104.
How many moles of NaCl are present in a solution with a molarity of 8.59M and 125 mL of solution?
a)
1.07 gram
b)
62.7 mol
c)
1.07 mol
d)
62.7 grams
105.
Molarity is measured in
a)
moles per kg
b)
mols per L
c)
moles per kJ
d)
moles per mL
106.
The ___ is the thing being dissolved
a)
solute
b)
solvent
107.
How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide? 
a)
2
b)
3
c)
4
d)
6 
108.
What is the concentration, in percent by mass, of 0.62 g of solute in 45.0 g of solution?
a)
0.014 %
b)
1.4 %
c)
0.13%
109.
What is the concentration, in percent by volume, of 15.3 mL of solute in 2.65 L of solution?
a)
0.58%
b)
0.0058%
c)
5.8%
110.
What mass of solute is needed to make 75.0 g of a 3.4% solution?
a)
2.55 g
b)
22 g
c)
0.05 g
111.

What is the concentration of a solution in parts per million if 0.02 grams of NaCl is dissolved in 1000 grams of water?

a)

2 ppm

b)

20 ppm

c)

200 pm

d)

0.2 ppm

112.

Which unit can be used to express the concentration of a solution?

a)

L/s

b)

J/g

c)

ppm

d)

kPa

113.

Which unit can be used to express the concentration of a solution?

a)

mols/L

b)

m/s

c)

g/mol

d)

amu

114.

What is the concentration of solution (in ppm) made up of 0.005 grams of solute in 350 grams of solution?

a)

14.3 ppm

b)

12.1 ppm

c)

1.4 ppm

d)

9.8 ppm

115.

A solution is made from 7 grams of solute dissolved in 1450 grams of solvent. What is the concentration of this solution in ppm?

a)

4,804.4 ppm

b)

4,827.6 ppm

c)

4,851.0 ppm

d)

4,790.0 ppm

116.

If you had four solutions of sweet tea, which would be the sweetest based on its concentration?

a)

1.5 M

b)

0.5 M

c)

2.4 M

d)

0.08 M

117.

What is the molality of a solution in which 3.0 moles of NaCl is dissolved in 1.5 Kg of water?

a)

2.0 M

b)

0.22 m

c)

135 m

d)

2.0m

118.

What is the molality of a solution made by dissolving 2 moles of NaOH in 400 grams of water?

a)

5 mol/kg. solvent

b)

4 mol/kg solvent

c)

3 mol/kg. solvent

d)

2.5 moles /kg solvent

119.

What do molarity and molality have in common?

a)

Both have "moles solute" in the numerator

b)

Both have "kg solvent" in the denominator

c)

Both have "L solution" in the denominator

d)

Both have "moles solution" in the denominator

120.

What is the molality of a solution made from 0.76 moles of CH4 dissolved in 500 mL of acetone? (Density of acetone = 0.789 g/mL)

a)

1.95 m

b)

2.00 m

c)

1.85 m

d)

1.75 m

121.

What is the molality of a solution made from 50 grams of CO2 dissolved in 1000 mL of acetone? (Density of acetone = 0.789 g/mL)

a)

1.44 m

b)

1.34 m

c)

1.24 m

d)

1.54 m

122.

By definition a solution is a ____________ mixture that consists of a solvent and solute.

a)

homogeneous

b)

heterogeneous

c)

colloid

d)

solid

123.

The air we breathe is generally considered what kind of solution?

a)

heterogenous gas

b)

homogeneous gas

124.

Which of the following salts is able to dissolve the most solute /100 g water at a temperature of 20 oC

a)

Sodium nitrate

b)

Potassium nitrate

c)

Potassium chloride

d)

Sodium chloride

e)

Potassium chlorate

125.

A beaker has 160 grams of potassium nitrate COMPLETELY dissolved at 40oC

a)

the solution is saturated

b)

the solution is supersaturated

c)

the solution is unsaturated

126.

What is the concentration, in ppm, of a solution made with 18.5 g of NaCl in 125,000.0 g of water?

(a)  

127.

What is the concentration in ppm if the solubility of

NaCl at 25oC is 36.2 g/100 g H20

(a)  

128.

The substance that is present in a greater amount is known as the

a)

Colloid

b)

Solute

c)

Solvent

d)

Solution

129.

Which of the solutions above is the most dilute

a)

A

b)

C

c)

E

d)

They are all the same concentration

130.

If 43.0 g of sodium chloride is dissolved in 500 g of Acetic acid, what is the percent by mass of NaCl?

a)

7.90 %

b)

8.60 %

c)

11.6 %

d)

92.1 %

131.

If 248 ml of acetone is mixed with 562 ml of water, what is the percent by volume of acetone?

a)

69.4 %

b)

44.0 %

c)

30.6 %

d)

2.23 %

132.

If 9.1 g of sucrose is dissolved in 100.0 ml of water, what is the percent by mass of sucrose?

a)

9.10 %

b)

10.9 %

c)

8.34 %

d)

91.6 %

133.

Which compound is insoluble in water?

a)

calcium bromide

b)

potassium bromide

c)

silver bromide

d)

sodium bromide

134.

A solute is added to water and a portion of the solute remains undissolved. When equilibrium between the dissolved and undissolved solute is reached, the solution must be

a)

dilute

b)

saturated

c)

unsaturated

d)

supersaturated

135.

What is the total mass of solute in 1000. grams of a solution having a concentration of 5 parts per million?

a)

0.005 g

b)

0.05 g

c)

0.5 g

d)

5 g

136.

What is the concentration expressed in parts per million of a solution containing 30.0 grams of NaNO3 in 70.0 grams of H2O?

a)

4.29 × 105 ppm

b)

3.00 × 105 ppm

c)

2.33 × 106 ppm

d)

3.33 × 106 ppm

137.

Which barium salt is insoluble in water?

a)

BaCO3

b)

BaCl2

c)

Ba(ClO4)2

d)

Ba(NO3)2

138.

Concentration is

a)

the amount of solute in the solvent

b)

the amount of solvent in the solute

c)

density

d)

particle size

139.

Which solution is more concentrated?

Solution 1:

500 mL of water

100 g of salt


Solution 2:

500 mL of water

90 g of salt

a)

Solution 1

b)

Solution 2

c)

They have the same concentration

d)

I have no idea

140.

Calculate the mass percent of solution, if there is 100 g of sugar and 400 g of water

a)

30

b)

25

c)

20

d)

15

141.

How much KNO3 solute is saturated at 40 degrees?

a)

75

b)

55

c)

65

d)

85

142.

How much C12H22O11 solute is saturated at 40 degrees?

a)

240

b)

220

c)

230

d)

250

143.

At what temperature can you fully dissolve 140g of NaNO3?

a)

62

b)

73

c)

81

d)

You cannot determine this

144.

At what temperature can you fully dissolve 60g of KNO3?

a)

27

b)

30

c)

37

d)

You cannot determine this

145.

What type of a solution is 60g NaNO3 at 40ºC in 100g H2O?

a)

Saturated

b)

Unsaturated

c)

Supersaturated

146.

What type of a solution is 100g KNO3 at 40ºC in 100g H2O?

a)

Saturated

b)

Unsaturated

c)

Supersaturated

147.

What type of a solution is 260g sugar at 50ºC in 100g H2O?

a)

Saturated

b)

Unsaturated

c)

Supersaturated

148.

What type of a solution is 55g KCl at 70ºC in 100g H2O?

a)

Saturated

b)

Unsaturated

c)

Supersaturated

149.
Which solute is the most soluble at 10 ⁰C?
a)
KI
b)
KClO3
c)
NH4Cl
d)
NH3
150.
Which solute is the least soluble at 90 ⁰C?
a)
SO2
b)
KClO3
c)
KI
d)
HCl
151.
Which solute does not increase in solubility as temperature rises?
a)
NH3
b)
NaNO3
c)
KNO3
d)
NaCl
152.
How many grams of SO2 can dissolve at 50 ⁰C?
a)
5 g
b)
10 g
c)
20 g
d)
39 g
153.
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
154.
What is the maximum temperature where at least 60 g of HCl can dissolve?
a)
45 ⁰C
b)
55 ⁰C
c)
35 ⁰C
d)
65 ⁰C
155.
What is the minimum temperature needed to dissolve at least 10 g of KClO3?
a)
25 ⁰C
b)
10 ⁰C
c)
5 ⁰C
d)
100 ⁰C
156.
Which of the following substances increase solubility at the slowest rate with increasing temperature?
a)
SO2
b)
NaCl
c)
KCl
d)
KNO3
157.
Which solute is the most soluble at 10 ⁰C?
a)
KI
b)
KClO3
c)
NH4Cl
d)
NH3
158.
Which solute is the least soluble at 90 ⁰C?
a)
SO2
b)
KClO3
c)
KI
d)
HCl
159.
Which solute does not increase in solubility as temperature rises?
a)
NH3
b)
NaNO3
c)
KNO3
d)
NaCl
160.
How many grams of SO2 can dissolve at 50 ⁰C?
a)
5 g
b)
10 g
c)
20 g
d)
39 g
161.
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
162.
What is the maximum temperature where at least 60 g of HCl can dissolve?
a)
45 ⁰C
b)
55 ⁰C
c)
35 ⁰C
d)
65 ⁰C
163.
What is the minimum temperature needed to dissolve at least 10 g of KClO3?
a)
25 ⁰C
b)
10 ⁰C
c)
5 ⁰C
d)
100 ⁰C
164.
Which of the following substances increase solubility at the slowest rate with increasing temperature?
a)
SO2
b)
NaCl
c)
KCl
d)
KNO3
165.
Which solute is the most soluble at 10 ⁰C?
a)
KI
b)
KClO3
c)
NH4Cl
d)
NH3
166.
Which solute is the least soluble at 90 ⁰C?
a)
SO2
b)
KClO3
c)
KI
d)
HCl
167.
Which solute does not increase in solubility as temperature rises?
a)
NH3
b)
NaNO3
c)
KNO3
d)
NaCl
168.
How many grams of SO2 can dissolve at 50 ⁰C?
a)
5 g
b)
10 g
c)
20 g
d)
39 g
169.
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
170.
What is the maximum temperature where at least 60 g of HCl can dissolve?
a)
45 ⁰C
b)
55 ⁰C
c)
35 ⁰C
d)
65 ⁰C
171.
What is the minimum temperature needed to dissolve at least 10 g of KClO3?
a)
25 ⁰C
b)
10 ⁰C
c)
5 ⁰C
d)
100 ⁰C
172.
Which of the following substances increase solubility at the slowest rate with increasing temperature?
a)
SO2
b)
NaCl
c)
KCl
d)
KNO3
173.

What is the solubility of NaNO3 at 20 C in 100 g of water?

a)

90 g

b)

80 g

c)

40 g

d)

160 g

174.

How many grams of SO2 can dissolve at 50 ⁰C in 100 g of water?

a)

5 g

b)

10 g

c)

20 g

d)

39 g

175.
Which salt is LEAST soluble at 0 ºC?
a)
K2Cr2O7
b)
KNO3
c)
 KClO3
d)
Ce2(SO4)3
176.
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 
177.

At 80'C, KBr's solubility is:

a)

100

b)

90

c)

80

d)

0

178.

At 10'C, NaNO3's solubility is 80 g/100 g of H2O. Based on this information, what would the solubility be in 200 g of H2O.

a)

40

b)

80

c)

160

d)

16

179.

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

a)

Unsaturated

b)

Saturated

c)

Supersaturated

180.

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

181.

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

182.

What is the maximum amound of Ce2(SO4)3 solute that can be solved at 80 degrees in 100 g of water?

a)

20

b)

15

c)

30

d)

2

183.

How much NaBr solute can be dissolved at 70 degrees?

a)

110

b)

120

c)

130

d)

140

184.

At what temperature can you fully dissolve 140g of NaNO3?

a)

62

b)

73

c)

81

d)

You cannot determine this

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