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WorksheetsUnit 10 Review
Total questions: 81
Worksheet time: 4hrs 33mins
Name
Class
Date
1.
reaction of an acid and a base
a)
indicator
b)
neutralization reaction
c)
solution
d)
solvent
2.
substance that dissolves
a)
solvent
b)
solution
c)
solute
d)
unsaturated
3.
contains less solute than a saturated solution
a)
unsaturated solution
b)
saturated solution
c)
supersaturated solution
4.
contains the maximum amount of dissolved solute
a)
unsaturated solution
b)
supersaturated solution
c)
saturated solution
5.
ionic compound that produces positive hydrogen ions when dissolved in water
a)
acid
b)
base
6.
mixture in which the composition is not uniform throughout
a)
homogeneous mixture
b)
heterogeneous mixture
7.
amount of solute that can dissolve in a given amount of solvent at a given temperature
a)
saturated solution
b)
solubility
c)
pure substance
d)
colloid
8.
substance that dissolves the solute
a)
solution
b)
solvent
c)
saturation
9.
contains more dissolved solute than a saturated solution
a)
unsaturated solution
b)
solubility
c)
supersaturated solution
10.
mixture of two or more substances; dissolved particles are spread evenly throughout the mixture
a)
solvent
b)
solute
c)
mixture
d)
solution
11.
KBr
a)
Soluble
b)
Insoluble
12.
Zinc Hydroxide
a)
Soluble
b)
Insoluble
13.
Silver Iodide
a)
Soluble
b)
Insoluble
14.
Zinc Hydroxide
a)
Soluble
b)
Insoluble
15.
Silver Iodide
a)
Soluble
b)
Insoluble
16.
Zinc Carbonate
a)
Soluble
b)
Insoluble
17.
KOH
a)
Soluble
b)
Insoluble
18.
Silver acetate
a)
Soluble
b)
Insoluble
19.
NiCl2
a)
Soluble
b)
Insoluble
20.
PbI2
a)
Soluble
b)
Insoluble
21.
NaC2H3O2
a)
soluble
b)
insoluble
22.
K2CO3
a)
soluble
b)
insoluble
23.
CaCO3
a)
soluble
b)
insoluble
24.
BaSO4
a)
soluble
b)
insoluble
25.
Ca(OH)2
a)
soluble
b)
insoluble
26.
FeS
a)
soluble
b)
insoluble
27.
K2SO4
a)
soluble
b)
insoluble
28.
AgCl
a)
soluble
b)
insoluble
29.
NH4NO3
a)
soluble
b)
insoluble
30.
What of these is always soluble?
a)
Nitrates
b)
Phosphates
c)
Carbonates
d)
Hydroxides
31.
BaCl2
a)
soluble
b)
insoluble
32.
Fe(C2H3O2)3
a)
soluble
b)
insoluble
33.
At approximately what temperature does the solubility of sodium chloride, NaCl, match the solubility of potassium dichromate, K2Cr2O7?
a)
60 ºC
b)
30 ºC
c)
50 ºC
d)
83 ºC
34.
How many grams of K2Cr2O7, are soluble in 100 g of water at 95 ºC?
a)
83 grams
b)
75 grams
c)
40 grams
d)
12 grams
35.
Which substance is MOST soluble at 0 ºC?
a)
KI
b)
NaNO3
c)
NaCl
d)
Ce2(SO4)3
36.
Which solute is the most soluble at 10 ⁰C?
a)
KI
b)
KClO3
c)
NH4Cl
d)
NH3
37.
Which solute is the least soluble at 90 ⁰C?
a)
SO2
b)
KClO3
c)
KI
d)
HCl
38.
How does a solution become supersaturated?
a)
dissolve lots of solvent 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.
39.
Which solute does not increase in solubility as temperature rises?
a)
NH3
b)
NaNO3
c)
KNO3
d)
NaCl
40.
When 20 grams of potassium chlorate, KClO3, is dissolved in 100 grams of water at 80 ºC, the solution can be correctly described as:
a)
supersaturated
b)
saturated
c)
unsaturated
41.
When 20 grams of KNO3 is dissolved in 100 grams of water at 80 ºC, the solution can be correctly described as:
a)
supersaturated
b)
saturated
c)
unsaturated
42.
When 50 grams of KCl is dissolved in 100 grams of water at 50 ºC, the solution can be correctly described as:
a)
supersaturated
b)
unsaturated
c)
saturated
43.
When 42 grams of potassium chloride, is dissolved in 100 grams of water at 50 ºC, the solution can be correctly described as:
a)
supersaturated
b)
saturated
c)
unsaturated
44.
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
45.
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
46.
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
47.
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
48.
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
49.
Which sweet tea would you expect to taste the sweetest?
a)
1M
b)
3M
c)
3.1M
d)
2.5M
50.
True or False? The higher the concentration of a solution the less solutes it has in it.
a)
True
b)
False
51.
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
52.
Which of the following has the most NaCl (MM = 58.44)?
a)
100 mL of a 1.8 M solution
b)
50 mL of a 4.1 M solution
c)
9.35 grams
d)
1 mole
53.
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
54.
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
55.
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
56.
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
57.
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
58.
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
59.
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
60.
Which of the following is the Dilution Formula?
a)
V1M1 = V2M2
b)
M = m/V
c)
V = mT
d)
PV = nRT
61.
A dilution is when
a)
solute is added to the volume of solution
b)
water is added to the volume of solution
c)
solute is removed from the volume of solution
d)
water is removed from the volume of solution
62.
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
63.
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
64.
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
65.
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
66.
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
67.
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
68.
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
69.
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
70.
If the [H+] of a solution is 1 x 10-2 mol/L the pH is
a)
2
b)
12
c)
-2
d)
1
71.
If the pH of a solution is 5 the [H+] is
a)
1.0 x 105 M
b)
1.0 x 109 M
c)
5.0 x 101 M
d)
1.0 x 10-5 M
72.
If the pH of a solution is 5.6 the pOH is
a)
6.5
b)
12.4
c)
8.4
d)
5.6
73.
A pH and a pOH will add up to:
a)
0
b)
7
c)
14
d)
1.0 x 10-14
74.
if the [H+] of a solution is 1.0 x 10-2 mol/L the pH is
a)
2
b)
-2
c)
1
d)
12
75.
If the [H3O+] of a solution is 1 x 10-8 mol/L the [OH-] is
a)
1.0 x 10-6
b)
1.0 x 106
c)
1.0 x 10-8
d)
1.0 x 108
76.
If the [OH-] of a solution is 2.7 x 10-4 mol/L the pOH of the solution is
a)
10.44
b)
3.56
c)
1.00
d)
-4.43
77.
A solution with a [H+] of 9.4 x 10-5 mol/L is said to be
a)
Acidic
b)
Basic
c)
Neutral
d)
negative number, no solution.
78.
If the [H+] of a solution is 6.8 x 10-9 mol/L the pH is
a)
8.17
b)
8.2
c)
9.99
d)
8.62
79.
if the [H+] of a solution is 8.4 x 10-3 mol/L the pOH of the solution will be
a)
2.08
b)
11.92
c)
1.02
d)
12.98
80.
if a solution has a pOH of 5.2 the [OH-] of the solution is
a)
6 x 10 -6 M
b)
6.3 x 10 -6 M
c)
1.58 x 10-5 M
d)
2 x 10-5 M
81.
Limes have a [H3O+] of 1.3 x 10-2 mol/L. Their pOH is
a)
1.89
b)
12.11
c)
1.03
d)
12.97
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