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MIxed Chemistry Review

Total questions: 50

Worksheet time: 3hrs 23mins

Name
Class
Date
1.
The amount of solute actually dissolved in a given amount of solvent.
a)
dilution
b)
concentration
c)
saturated solution
d)
supersaturated mixture
2.
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
3.
What does it mean to dilute a solution?
a)
lower the concentration of solute per solvent
b)
increase the concentration of solute per solvent
4.
You can make a solution more concentrated by adding __________.
a)
solute
b)
solvent
c)
water
5.
NH4NO3
a)
soluble
b)
insoluble
6.
AgCl
a)
soluble
b)
insoluble
7.
K2SO4
a)
soluble
b)
insoluble
8.
FeS
a)
soluble
b)
insoluble
9.
Ca(OH)2
a)
soluble
b)
insoluble
10.
BaSO4
a)
soluble
b)
insoluble
11.
NaC2H3O2
a)
soluble
b)
insoluble
12.
K2CO3
a)
soluble
b)
insoluble
13.
CaCO3
a)
soluble
b)
insoluble
14.

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

15.
How many milliliters of concentrated 18M H2SO4 is needed to prepare 250 mL of a 6.0 M solution?
a)
83.3 mL
b)
0.083 L
c)
1500 mL
d)
1.5 L
16.
True or False? The higher the concentration of a solution the less solutes it has in it.
a)
True
b)
False
17.
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
18.

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

19.
What is the molarity of a solution made from 325.4 g of AlCl3 with enough water to make 500.0 mL?
a)
0.651 M
b)
4.880 M
c)
1.22 M
d)
2.44 M
20.
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
21.
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
22.
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
23.
What is the volume (in liters) of a 0.20 M solution that contains 0.30 moles of Na2SO4 dissolved in it?
a)
1.5 L
b)
0.060 L
c)
0.67 L
d)
2.3 L
24.
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
25.
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
26.
How many grams of calcium hydroxide are needed to produce 500. ml of 1.66 M calcium hydroxide solution?
a)
38.7 g
b)
61.5 g
c)
94.0 g
d)
19.7 g
27.
Which sweet tea would you expect to taste the sweetest?
a)
1M
b)
3M
c)
3.1M
d)
2.5M
28.
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
29.
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
30.
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
31.
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
32.
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
33.
How many moles are in 16.94g of water?
a)
16.94
b)
0.9403
c)
305.2
d)
1.063
34.
How many grams are in 3.62 mol of dicarbon tetroxide?
a)
88.0
b)
3.62
c)
319
d)
159
35.
Which of the following would have the highest number of moles?
a)
4g CO2
b)
15g H2O
c)
22g NaCl
d)
100g AgCl
36.
Which of the following would contain the least number of molecules?
a)
88g of (NH4)2CO3
b)
42g Li3P
c)
10g H2
d)
202g CuPO4
37.

Which of these is NOT equal to the others?

a)

1.0 moles of CO2

b)

44.01 grams of CO2

c)

6.02 x 1023 molecules of CO2

d)

58.93 g of CO2

38.

What is the molar mass of ammonium sulfide - (NH4)2S?

a)

68.17 g/mol

b)

40.02 g/mol

c)

114.12 g/mol

d)

82.91 g/mol

39.

How many moles are in 450g Potassium chloride?

a)

6.0 g

b)

6.0 mol

c)

74.6 g/mol

d)

33.570 mol

40.
What is the molar mass of PbSO4
a)
303.3 g/mol
b)
294.7g/mol
c)
163.8g/mol
d)
372g/mol
41.

How many moles are there in 108 grams of H2O?

a)

7 moles

b)

6 moles

c)

5 moles

d)

4 moles

42.

What is the mass of 0.2 mol of Al? (Ag:27g/mol)

a)

27 g

b)

54 g

c)

5,4 g

d)

2,7 g

43.

phosphide

a)

P033-

b)

PO43-

c)

P3-

d)

P2-

e)

PO3-

44.

NH4+

a)

ammonium

b)

acetate

c)

permanganate

d)

cynaide

45.

phosphate

a)

NO3-

b)

PO43-

c)

PO32-

d)

POH32-

46.

MNO4-

a)

permanganate

b)

dichromate

c)

perchlorate

d)

chromate

47.

CH3COO-

C2H3O2-

a)

carbonate

b)

dichromate

c)

hydroxide

d)

acetate

48.

cyanide

a)

CN2-

b)

CNA-3

c)

CN-

d)

CNC-4

49.

nitrite

a)

N3-

b)

NO32-

c)

NO2-

d)

NO4-

50.

nitrate

a)

N3-

b)

N03-

c)

NO2-

d)

NHO4-

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