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Course: Alhussan Chemistry — Stage 9
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Alhussan Chemistry — Stage 9

Chapter 10: Structure, Bonding, and Properties

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Chapter 11: Patterns in the Periodic Table

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Chapter 12: Chemical Reactions 3 and Rates

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Chapter 13: Planet Earth and Continental Drift

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Quiz

Chemistry 11.1 Calculating density — Quiz

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  • Questions count: 50
  • Passing grade: B+
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1.
True or false? Ice floats because it is less dense than water.
True
False
2.
True or false? A small and large piece of iron have the same density.
True
False
3.
True or false? Cubes of different metals with the same volume have different masses.
True
False
4.
A metal has density 7.9 g/cm³. What is the mass of 50 cm³?
3950 g
58 g
6 g
395 g
5.
Objects denser than water ____.
glow
evaporate
sink
float
6.
Which statement is NOT correct?
Ice sinks in water.
Objects less dense than water float.
Water has a density of 1.0 g/cm³.
Density = mass ÷ volume.
7.
Mass against volume for aluminium. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 1
A
B
C
D
8.
Density of materials (g/cm³). Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 2
A
B
C
D
9.
True or false? Density is often measured in g/cm³.
True
False
10.
Mass against volume for iron. At what value of "Volume (cm³)" is "Mass (g)" smallest?
Dr Dabour Hub Academy - figure 3
20
0
10
5
11.
Volume = mass ÷ ____.
density
area
time
length
12.
Mass against volume for iron. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 4
A
B
C
D
13.
Convert 2700 kg/m³ to g/cm³.
2.7 g/cm³
27.0 g/cm³
2700000.0 g/cm³
2700.0 g/cm³
14.
Mass against volume for iron. Which statement best describes the pattern?
Dr Dabour Hub Academy - figure 5
"Mass (g)" increases as "Volume (cm³)" increases
"Mass (g)" decreases as "Volume (cm³)" increases
"Mass (g)" rises to a peak at 20, then falls
"Mass (g)" stays the same
15.
Which statement is NOT correct?
Oil floats on water because it is less dense.
Iron weights are heavier than aluminium ones of the same size because iron has a higher density.
Lead is denser than iron.
A ruler measures mass.
16.
Which term matches this definition? “A property that depends on the material, not its size.”
Layering
Material property
Group 2
1+ ion
17.
Which statement is correct?
A small and large piece of iron have the same density.
Density = volume ÷ mass.
Same-volume cubes of different metals have equal mass.
A ruler measures mass.
18.
Mass against volume for iron. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 6
A
B
C
D
19.
Mass against volume for iron. At what value of "Volume (cm³)" is "Mass (g)" greatest?
Dr Dabour Hub Academy - figure 7
15
20
5
10
20.
A cube of side 5 cm is made of iron (7.9 g/cm³). Mass?
987.5 g
15.8 g
39.5 g
197.5 g
21.
Which is the correct definition of “Volume”?
How readily an element reacts.
Space taken up, in cm³ or m³.
Mass per unit volume, ρ = m ÷ V.
Second column: beryllium to radium.
22.
Which statement is correct?
Density is a property of a material.
A ruler measures mass.
Density = volume ÷ mass.
Same-volume cubes of different metals have equal mass.
23.
A block has mass 193 g and volume 20 cm³. Density?
3860.00 g/cm³
9.65 g/cm³
0.10 g/cm³
173.00 g/cm³
24.
Which is the correct definition of “kg/m³”?
A property that depends on the material, not its size.
SI unit of density.
Newly exposed shiny surface.
Inner electrons reducing attraction to the outer electron.
25.
A block has mass 54 g and volume 20 cm³. Density?
34.00 g/cm³
1080.00 g/cm³
2.70 g/cm³
0.37 g/cm³
26.
Which term matches this definition? “Unit of density.”
Tarnish
g/cm³
Lithium
Displacement (halogen)
27.
Density of materials (g/cm³). What is the value for Cork?
Dr Dabour Hub Academy - figure 8
1.00
2.70
7.90
0.24
28.
A block has mass 27 g and volume 20 cm³. Density?
540.00 g/cm³
0.74 g/cm³
1.35 g/cm³
7.00 g/cm³
29.
Mass against volume for iron. At what value of "Volume (cm³)" is "Mass (g)" greatest?
Dr Dabour Hub Academy - figure 9
5
10
20
15
30.
Which statement is correct?
Objects denser than water float.
Ice sinks in water.
Cubes of different metals with the same volume have different masses.
Lead is less dense than iron.
31.
Which statement is NOT correct?
Cork sinks in water.
Objects less dense than water float.
A balance measures mass.
Density helps identify unknown materials.
32.
A liquid of density 0.8 g/cm³ has a mass of 40 g. What is its volume?
32 cm³
50 cm³
500 cm³
39 cm³
33.
A block has mass 89 g and volume 20 cm³. Density?
4.45 g/cm³
0.22 g/cm³
1780.00 g/cm³
69.00 g/cm³
34.
Mass against volume for aluminium. Between which two values of "Volume (cm³)" did "Mass (g)" change the most?
Dr Dabour Hub Academy - figure 10
10 and 20
0 and 10
30 and 40
20 and 30
35.
Which is the correct definition of “Formula triangle”?
Curved liquid surface; read at the bottom.
Formed when Group 1 metals react with water.
Inner electrons reducing attraction to the outer electron.
Way to rearrange ρ = m ÷ V.
36.
Which statement is NOT correct?
Aluminium is denser than steel.
The volume of a cube is length × width × height.
1000 kg/m³ = 1 g/cm³.
A balance measures mass.
37.
True or false? A small piece of iron has a smaller density than a large piece.
True
False
38.
Which statement is correct?
Ice sinks in water.
Water has density 10 g/cm³.
Cork sinks in water.
Density = mass ÷ volume.
39.
Mass of 10 cm³ cubes of metals. What is the total of all the values?
Dr Dabour Hub Academy - figure 11
418
379
340
113
40.
Density = mass ÷ ____.
area
volume
time
length
41.
Which statement is NOT correct?
Cubes of different metals with the same volume have different masses.
Density = volume ÷ mass.
Ice floats because it is less dense than water.
1000 kg/m³ = 1 g/cm³.
42.
Cubes of different metals with the same volume have different ____.
shapes
colours
volumes
masses
43.
Aluminium is used in aircraft because of its ____ density.
infinite
low
zero
high
44.
Which statement is correct?
Density helps identify unknown materials.
Lead is less dense than iron.
Water has density 10 g/cm³.
Density = volume ÷ mass.
45.
Density of materials (g/cm³). Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 12
A
B
C
D
46.
Convert 7900 kg/m³ to g/cm³.
7900.0 g/cm³
79.0 g/cm³
7900000.0 g/cm³
7.9 g/cm³
47.
Which statement is correct?
Water has density 10 g/cm³.
Same-volume cubes of different metals have equal mass.
Cork sinks in water.
Objects denser than water sink.
48.
A balance measures ____.
volume
length
mass
density
49.
Mass against volume for aluminium. What is the value of "Mass (g)" when "Volume (cm³)" is 30?
Dr Dabour Hub Academy - figure 13
0
27
108
81
50.
A block has mass 89 g and volume 10 cm³. Density?
0.11 g/cm³
79.00 g/cm³
8.90 g/cm³
890.00 g/cm³
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Part of Chapter 11: Patterns in the Periodic Table — see every lesson and quiz in this unit.
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