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Chemistry Chapter 10 Review Flashcards | StudBud
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Chemistry Chapter 10 Review
Chemistry Chapter 10 Review
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Gases
Flashcards
44 cards
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Practice quiz
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Questions
44
Answers
1
P
1
V
1
= P
2
V
2
Boyle’s law
Charles’s law
Dalton’s law
combined gas law
2
The main reason that high pressures can squeeze gases into smaller volumes is that gases are __________.
compressible
elastic
expansible
permeable
3
What instrument is used to measure atmospheric pressure?
anemometer
sphygmomanometer
thermometer
barometer
4
P
1
V
1
/T
1
= P
2
V
2
/T
2
Dalton’s law
combined gas law
Boyle’s law
Charles’s law
5
The volume occupied by Avogadro's number of molecules of gas at STP, 22.4 L, is known as the __________ volume.
molar
standard
absolute
combining
6
What is the other common term for a millimeter of mercury (mm Hg)?
pascal
atmosphere
psi
torr
7
The rapid inflation of airbags is caused by a chemical reaction that releases __________ gas.
carbon dioxide
helium
oxygen
nitrogen
8
A gas moves through a tiny opening into an evacuated chamber.
fluidity
effusion
diffusion
permeability
9
A gas quickly expands to fill a low pressure region.
compressibility
expansibility
effusion
diffusion
10
For a given quantity of gas in a container with fixed volume, if you increase the temperature,pressure will __________.
increase
decrease
11
A gas that behaves according to the kinetic-molecular theory is a(n) __________ gas.
torric
real
complete
ideal
12
Which of the following represents standard temperature and pressure?
0 K and 760 mm Hg
0 °F and 2 atm
273 K and 500 mm Hg
0 °C and 1 atm
13
Because a gas easily mingles with porous substances, it exhibits __________.
permeability
elasticity
compressibility
effusion
14
What volume does any gas occupy at STP?
6.022 L
1 L
22.4 L
0.0224 L
15
__________ is demonstrated when a gas quickly expands to fill a low pressure region.
Compressibility
Expansibility
Elasticity
Permeability
16
Which gas law focuses on the relationship between pressure and volume?
Boyle’s law
ideal gas law
combined gas law
Charles’s law
17
When a gas moves through a tiny opening into an evacuated chamber, __________ is occurring.
compressibility
elasticity
permeability
effusion
18
Which of the following is not a prediction of the kinetic-molecular theory?
Gas particles move randomly and rapidly.
Gas particles lose energy when they collide with one another.
Gas particles are separated by great distances.
Gas particles don't interact with others except during short collisions.
19
Which of the following pairs is related by an inverse relationship?
pressure and temperature
moles and volume
temperature and volume
volume and pressure
20
V
1
/T
1
= V
2
/T
2
Boyle’s law
Dalton’s law
Charles’s law
combined gas law
21
A gas easily mingles with another porous substance.
permeability
fluidity
diffusion
effusion
22
Which gas law is represented by the equation PV = nRT?
Avogadro's law
combined gas law
Gay-Lussac's law
ideal gas law
23
A gas has the ability to take the shape of its container.
compressibility
diffusion
expansibility
fluidity
24
The uniform mixing and spreading of gases over time is known as __________.
compressibility
diffusion
density
expansibility
25
Who invented the barometer?
John Dalton
Thomas Graham
Evangelista Torricelli
Blaise Pascal
26
If one measurement increases while another decreases, the relationship between them is __________.
direct
incidental
inverse
converse
27
What conditions would most readily cause the liquefaction of a gas?
low pressures and low temperatures
low pressures and high temperatures
high pressures and high temperatures
high pressures and low temperatures
28
For a constant quantity of gas at constant pressure, if you decrease the temperature, the volume will __________.
decrease
increase
29
Which property of gas best explains why spoiled meat in sealed plastic container eventually makes a refrigerator smell?
permeability
compressibility
elasticity
expansibility
30
Which of these typically has the lowest density?
liquid
solid
gas
31
The gas law that focuses on the relationship between volume and temperature is __________ law.
Dalton’s
Gay-Lussac’s
Boyle’s
Charles’s
32
In the equation PV = nRT, n represents the number of __________ of gas(es) in a sample.
moles
grams
types
molecules
33
P
1
/T
1
= P
2
/T
2
Charles’s law
Dalton’s law
Gay-Lussac’s law
Boyle’s law
34
A gas uniformly spreads or mixes with another gas.
diffusion
permeability
fluidity
effusion
35
What scientist devised the law that states P
total
= P
1
+ P
2
+ P
3
+ ... + P
n
?
John Dalton
Jacques Charles
Robert Boyle
Amedeo Avogadro
36
The volumes of reacting gases and their gaseous products are expressed in small whole numbers. This is known as _______.
Avogadro's principle
the law of reacting gases
Dalton's law of partial pressures
the law of combining volumes
37
If you are collecting a gas by water displacement, you must remember to adjust for __________ pressure.
water
vapor
atmospheric
partial
38
Celsius temperatures that are used in gas law problems must be
converted to K.
converted to °F.
corrected for volume.
corrected for pressure.
39
Which of the following is not a property of gases?
malleability
fluidity
permeability
compressibility
40
For a constant quantity of gas at constant temperature, if you decrease the volume, the pressure will __________.
decrease
increase
41
P
total
= P
1
+ P
2
+ P
3
+ ... + P
n
Boyle’s law
Dalton’s law
Charles’s law
combined gas law
42
What law states that the total pressure of a mixture of gases equals the sum of the partial pressures?
Gay-Lussac’s law
Dalton’s law
Charles’s law
Boyle’s law
43
A gas can be squeezed into a smaller volume.
diffusion
compressibility
expansibility
fluidity
44
Normal atmospheric pressure at sea level is approximately __________.
all of these
766 mm Hg
1 atm
15.7 psi
