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WorksheetsProperties of Solutions
Total questions: 67
Worksheet time: 2hrs 55mins
Name
Class
Date
1.
__________ are made up of solutes and solvents.
a)
Solutions
b)
Suspension
c)
Colloid
d)
Molecules
2.
What is the molarity of 1 mole of Ba+ in 2 L of water
a)
1 M
b)
2 M
c)
.5 M
d)
.25 M
3.
What is the molarity of 3 mole of hydrochloric acid in 3 L of water.
a)
3
b)
1
c)
6
d)
9
4.
How many grams of H+ would you need to make a 5 M solution in 1 L of water? Assume H' mass is 1 g/mol
a)
1 g
b)
2 g
c)
4 g
d)
5 g
5.
How many grams would you need of H+ to make a 2 M solution in 3 L of water? Again H+ is 1 g/mol
a)
3
b)
2
c)
1
d)
6
6.
How many L 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
7.
A saturated solution is______
a)
No more solute can be dissolved
b)
More solute can be dissolved
c)
The solvent and solution
d)
A precipitate forms
8.
Amount of solute in a given amount of solvent or solution
a)
Concentration
b)
Miscible
c)
Solute
d)
solubility
9.
Substance dissolved in a solution
a)
concentration
b)
solute
c)
solvent
d)
solution
10.
The number of moles of solute in one liter of solution
a)
Electrolyte
b)
immiscible
c)
molarity
d)
solution
11.
Mixture of two or more substances uniformly dispersed.
a)
solute
b)
immiscible
c)
solution
d)
concentration
12.
This type of mixture contains two or more substances that are visibly distinguishable.
a)
homogeneous
b)
heterogeneous
c)
solution
d)
colloid
13.
This is a heterogeneous mixture in which particles settle out unless it is constantly stirred.
a)
colloid
b)
suspension
c)
solution
d)
alloy
14.
Molarity is measured in
a)
mols per kg
b)
mols per L
c)
mols per kJ
d)
mols per mL
15.
What is the molarity of a solution that contains 0.3 moles sugar in 2.5 liters of solution?
a)
8.33 m
b)
0.12 m
c)
0.12 M
d)
8.33 M
16.
What is the molarity of 4 grams of sodium chloride in 3.8 liters of solution?
a)
0.018 M
b)
0.018 m
c)
1.052 M
d)
1.052 m
17.
How many moles of Na2SO4 is needed to make 2.5 L of 2.0 M solution?
a)
5 moles
b)
1 moles
c)
1.25 moles
d)
0.80 moles
18.
What are the units for molar mass?
a)
grams
b)
amu
c)
grams/mole
d)
liters
19.
Fluorine is diatomic. What is the molar mass of fluorine gas?
a)
18.998 g/mol
b)
37.996 g/mol
c)
9 g/mol
d)
18 g/mol
20.
What is the mass of one mole of aluminum?
a)
26.982 g
b)
13 g
c)
53.985 g
d)
14 g
21.
What is the molar mass of table salt (NaCl)?
a)
116.886 g/mol
b)
35.453 g/mol
c)
22.990 g/mol
d)
58.443 g/mol
22.
What is the molar mass of B2(CO3)3?
a)
81.632 g/mol
b)
94.842 g/mol
c)
38.822 g/mol
d)
201.648 g/mol
23.
What is the molar mass of NaOH?
a)
39.997 g/mol
b)
38.989 g/mol
c)
23.998 g/mol
d)
57.004 g/mol
24.
What is the molar mass of Ca(OH)2 to the ones place?
a)
58
b)
74
c)
329
d)
1360
25.
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.
26.
Feels slippery.
a)
Acids
b)
Bases
c)
neutral
d)
All
27.
Turns litmus blue.
a)
Acids
b)
Bases
c)
Salts
d)
All
28.
Tastes bitter.
a)
Acids
b)
Bases
c)
Salts
d)
All
29.
Which pH solution is 10 times acidic than solution has a pH=5?
a)
pH=50
b)
pH=.5
c)
pH=6
d)
pH=4
30.
pH less than 7.
a)
Acids
b)
Bases
c)
All
31.
pH greater than 7.
a)
Acids
b)
Bases
c)
All
d)
pure water
32.
The pH scale is based off of the concentration of _________ ions.
a)
Oxygen
b)
Hydrogen
c)
Nitrogen
d)
None of the others
33.
What is a solution that has an excess of hydroxide (OH-) ions?
a)
pH=6.5
b)
acid
c)
neutral
d)
base
34.
Acids are found on the pH scale between which numbers?
a)
0-7
b)
7
c)
7-14
d)
19-42
35.
An acid/base reaction always produces:
a)
H2
b)
H2O
c)
NaCl
d)
H3O+
36.
A sample of pure water is neutral because it contains
a)
some H+ ions.
b)
equal amounts of hydroxide and hydrogen ions.
c)
some hydroxide ions.
d)
only H2O molecules.
37.
BASE + ACID ----> SALT +?
a)
water
b)
oxygen
c)
hydrogen ion
d)
hydroxide ion
38.
This image represents
a)
Neutralization reaction
b)
synthesis
c)
decompostion
d)
single displacement
39.
The pH of a solution is 2.0. What is the [OH-] concentration?
a)
1x10-12M
b)
12 M
c)
1x10-2M
d)
2 M
40.
An organic substance that changes color in the presence of an acid or base
a)
indicator
b)
inhibitor
c)
catalyst
d)
salt
41.
Which food is the most acidic?
a)
bananas
b)
lemon juice
c)
orange juice
d)
fish
42.
According to the pH range which substance is more acidic than lemon juice
a)
Hydrochloric acid
b)
cabbage
c)
milk
d)
lye
43.
What pH represents a basic solution
a)
7
b)
9
c)
4
d)
16
44.
HCl
a)
acid
b)
base
c)
neutral
45.
The pH scale is based off of the concentration of _________ ions.
a)
Oxygen
b)
Hydronium
c)
Nitrogen
d)
None of the others
46.
The pOH of sea water is 5.9. What is its pH?
a)
0.0000000083
b)
0.0000013
c)
5.9
d)
8.1
47.
Forms hydroxide ions (OH-) in water
a)
Acids
b)
Bases
c)
All
48.
Forms hydroxide ions in water
a)
Acids
b)
Bases
c)
All
49.
NaOH
a)
acid
b)
base
c)
neutral
50.
Tastes Sour
a)
Acids
b)
Bases
c)
Salts
d)
All
51.
Forms hydronium ions in water.
a)
Acids
b)
Bases
c)
All
52.
Turns litmus red
a)
Acids
b)
Bases
c)
All
53.
H3PO4
a)
acid
b)
base
c)
none
54.
NaOH
a)
base
b)
acid
c)
both
55.
Ca(OH)2
a)
calcium hydroxide (base)
b)
calcium oxygen hydrogen
c)
calcium oxide
56.
Bleach is a strong base, what is the pH level of bleach?
a)
13
b)
14
c)
1
d)
2
57.
If a solution is basic which ion will be more present?
a)
H+
b)
K+
c)
OH-
d)
H-
58.
Which is the stronger acid?
a)
pH 1
b)
pH 4
c)
pH 8
d)
pH 13
59.
KOH
a)
acid
b)
base
c)
neutral
60.
HNO2
a)
acid
b)
base
c)
neutral
61.
NaOH
a)
acid
b)
base
c)
neutral
62.
A substance has a pH of 11.7. It has more _____ ions.
a)
hydrogen
b)
mole
c)
hydroxide
d)
beautiful, strong
63.
A solution of NaOH would most likely have a pH _____ 7
a)
less than
b)
more than
c)
equal to
64.
A substance turns red litmus paper blue and turns phenolphthalein pink. It is a(n) _____.
a)
acid
b)
base
c)
huge
d)
tiny
65.
An organic substance that changes color in the presence of an acid or base
a)
indicator
b)
inhibitor
c)
catalyst
d)
salt
66.
At 60 degrees Celsisu, 72g of NH4Cl is dissolved in 100 g of water, this solution is said to be:
a)
saturated
b)
unsaturated
c)
supersaturated
d)
stable
67.
Solution that contains less solute than a saturated solution under the same conditions
a)
Saturated
b)
unsaturated
c)
supersaturated
d)
solution
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