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Study sets matching "ap chemistry gases"

16 terms
AP Chemistry Gases Vocabulary
Pressure
Boyle's Law
Combined Gas Law
Ideal Gas Law
forced exerted over unit area
inverse pressure-volume
A combination of three gas laws: Boyle's Law, Charles' Law an…
A combination of Boyle, Charles, Gay-Lussac and Avogadro
Pressure
forced exerted over unit area
Boyle's Law
inverse pressure-volume
28 terms
AP Chemistry: 04: Gases
STP (Standard Temperature and Pressure)
22.4
Ideal
KE = 3nRT / 2
the conditions where pressure = 1 atmosphere and temperature…
1 mole of an ideal gas occupies ___ liters at STP
at STP, most real gases behave qualitatively like ___ gases
write the equation for total kinetic energy of a gas sample…
STP (Standard Temperature and Pressure)
the conditions where pressure = 1 atmosphere and temperature…
22.4
1 mole of an ideal gas occupies ___ liters at STP
17 terms
AP Chemistry: Gases (Ch 10)
the ideal gas law
Boyle's law
Charles's law
Gas Law Constant
PV=nRT... P= pressure (atm)... V= volume (L)... n= number of mols... R= .…
P1V1=P2V2
V1/T1=V2/T2
R=.0821 Latm/molK... R=8.431 J/mol*K
the ideal gas law
PV=nRT... P= pressure (atm)... V= volume (L)... n= number of mols... R= .…
Boyle's law
P1V1=P2V2
17 terms
AP Chemistry: Vocabulary Notes - Gases
Pressure
Pascals
Standard Atmospheric Pressure
Boyle's Law
Force per unit area.
The SI unit for pressure.
The typical pressure at sea level, the pressure that can supp…
States that the volume of a fixed quantity of gas maintained…
Pressure
Force per unit area.
Pascals
The SI unit for pressure.
17 terms
AP Chemistry: Gases (Ch 10)
the ideal gas law
Boyle's law
Charles's law
Gas Law Constant
PV=nRT... P= pressure (atm)... V= volume (L)... n= number of mols... R= .…
P1V1=P2V2
V1/T1=V2/T2
R=.0821 Latm/molK... R=8.431 J/mol*K
the ideal gas law
PV=nRT... P= pressure (atm)... V= volume (L)... n= number of mols... R= .…
Boyle's law
P1V1=P2V2
32 terms
AP Chemistry: Gases
gases, basic properties
Composition of air
Deep sea divers use:
Properties all gases exhibit:
-particles are far apart... -Low densities... -very compressible... -p…
79% N2, about 20% O2, about 1% Ar, about 1% other
Heliox, 80% He & 20% O2
1. All gases are miscible (Will mix) unless they react with e…
gases, basic properties
-particles are far apart... -Low densities... -very compressible... -p…
Composition of air
79% N2, about 20% O2, about 1% Ar, about 1% other
18 terms
Gases AP Chemistry
Boyles Law
Charles's Law
Gay Lussacs Law
Combined Law
PV=PV
V/T=V/T
P/T=P/T
P¹V¹T²=P²V²T¹
Boyles Law
PV=PV
Charles's Law
V/T=V/T
13 terms
ap chemistry gases
mole fraction
real gases
effusion
absolute zero
the ratio of moles of a component and the total moles in a mi…
accounts for the finite volumes and attractive forces of gases
the rate at which gases mix
the temperature where all gases extrapolate to
mole fraction
the ratio of moles of a component and the total moles in a mi…
real gases
accounts for the finite volumes and attractive forces of gases
15 terms
AP Chemistry Gases
What gas is closest to an ideal gas?
What did Van der Waals realize about t…
The greater the intermolecular forces…
What gases show the greatest deviation…
Non-polar gas at a low pressure and high temperature
It is less than the ideal gas because gas molecules have a fi…
higher, less
Large, polar molecules
What gas is closest to an ideal gas?
Non-polar gas at a low pressure and high temperature
What did Van der Waals realize about t…
It is less than the ideal gas because gas molecules have a fi…
20 terms
AP Chemistry - Gases
What happens to the pressure of a gas…
The volume of a gas is doubled while t…
The volume of a gas is reduced from 4L…
If a balloon is heated, what happens t…
the pressure decreases
it is reduced by one half
it increases by a factor of eight
it increases
What happens to the pressure of a gas…
the pressure decreases
The volume of a gas is doubled while t…
it is reduced by one half
30 terms
AP Chemistry Gases (Ch 5)
Barometer
Manometer
mm Hg
Torr
a device to measure atmospheric pressure
instrument for measuring pressure that contains mercury
millimeters of mercury
another name for mm Hg in honor of Toricelli
Barometer
a device to measure atmospheric pressure
Manometer
instrument for measuring pressure that contains mercury
26 terms
AP Chemistry: Chapter 5 Gases
the ideal gas law
Boyle
Charles
Avagadro
PV=nRT... P= pressure (atm)... V= volume (L)... n= number of mols... R= c…
V=k/P @ constant T & n... PV=K... P1V1=P2V2
V=bT @ constant P & n... V1/T1=V2/T2
V=an @constant T & P... V=R(Tn/P)
the ideal gas law
PV=nRT... P= pressure (atm)... V= volume (L)... n= number of mols... R= c…
Boyle
V=k/P @ constant T & n... PV=K... P1V1=P2V2
55 terms
AP Chemistry Chapter 10 Gases
Kinetic Molecular Theory of an Ideal Gas
How to measure a gas
volume of a gas
temperature of a gas
1. volume of each gas particle is negligible. ... 2. Particles a…
1. Volume... 2. Temperature... 3. Pressure
volume of container that its in ... units: L, 1 mL=1 cm³=1cc
measure of a gas' average kinetic energy... temperature is propo…
Kinetic Molecular Theory of an Ideal Gas
1. volume of each gas particle is negligible. ... 2. Particles a…
How to measure a gas
1. Volume... 2. Temperature... 3. Pressure
41 terms
AP Chemistry: Gases
A molar mass below ________ is conside…
STP is measured at _________________.
1 atm= __________ mmHg= ___________ to…
What is the equation when there is mor…
60
Sea level
760; 760; 1.013 x 10⁵; 101.3
Pgas= Patm + Ph
A molar mass below ________ is conside…
60
STP is measured at _________________.
Sea level
40 terms
AP Chemistry Unit 4 Gases
vapors
what type of mixture do gases form?
characteristic properties of gases
pressure
substances that are liquids or solids under ordinary conditio…
a mixture of two or more gases always forms a homogenous mixt…
expand to fill a container, highly compressible, form homogen…
the force that acts on a given area, force / area
vapors
substances that are liquids or solids under ordinary conditio…
what type of mixture do gases form?
a mixture of two or more gases always forms a homogenous mixt…
21 terms
AP Chemistry Gases and Kinetics
What is the Kinetic Molecular Theory,…
How does the KMT model gases?
According to the KMT, what happens whe…
How do average kinetic energy and temp…
The simplest model for the behavior of gases
As a small collection of particles that have a lot of space b…
The particles may exchange energy, but they do not lose energ…
They are directly proportional to each other, as the equation…
What is the Kinetic Molecular Theory,…
The simplest model for the behavior of gases
How does the KMT model gases?
As a small collection of particles that have a lot of space b…
43 terms
AP Chemistry Gases
Trophosphere
Nitrogen
Kr, Ne, Ar, Xe
Vapors
Name the layer of the atmosphere that extends 10km up from Ea…
___ makes up 78% of the mixture of gases in our atmosphere.
List 4 other gases that can exist in our atmosphere that are…
Substances that are liquids or solids under ordinary conditio…
Trophosphere
Name the layer of the atmosphere that extends 10km up from Ea…
Nitrogen
___ makes up 78% of the mixture of gases in our atmosphere.
64 terms
AP Chemistry Unit 7: Gases
Which type of element are gases usually?
How are gases bonded?
What kind of mixtures do gases form? W…
Are gases compressible?
nonmetals
covalently
homogenous mixtures because they have very weak IMF
yes
Which type of element are gases usually?
nonmetals
How are gases bonded?
covalently
43 terms
AP Chemistry Chapter 5 - Gases Zumdahl
Gas
Barometer
Manometer
mm Hg
Form of matter wherein substance that uniformly fills any con…
A device to measure atmospheric pressure
A device for measuring the pressure of a gas in a container
The unit of pressure based on the height of the mercury colum…
Gas
Form of matter wherein substance that uniformly fills any con…
Barometer
A device to measure atmospheric pressure
13 terms
AP Chemistry: Gases
Mole Fraction
Real Gases
Effusion
Absolute Zero
The ratio of moles of a component and the total moles in a mi…
accounts for the finite volumes and attractive forces of gases
The rate at which gases mix
The temperature where all gases extrapolate to
Mole Fraction
The ratio of moles of a component and the total moles in a mi…
Real Gases
accounts for the finite volumes and attractive forces of gases
6 terms
AP Chemistry Gases (Colors)
CO2
Br2
I2
Cl2
Released from CO3(-2) bubbles
Brown gas
Purple gas
Yellow Gas
CO2
Released from CO3(-2) bubbles
Br2
Brown gas
21 terms
Gases AP Chemistry
What two explanations are there for pr…
mole fraction
Are Pressure and Volume Direct or Inve…
Are Pressure and Temperature Direct or…
number of collisions, speed of collisions
mole part/ mole total
Inverse (Curved Graph)
Direct
What two explanations are there for pr…
number of collisions, speed of collisions
mole fraction
mole part/ mole total
18 terms
AP Chemistry: Gases
Boyle's Law
Charles' Law
Absolute Zero
Gay-Lussac's Law
PV = constant, or P =1/V... P(1)V(1) = P(2)V(2)
V/T = constant, or V is proportional to V
Lowest possible temperature, zero on Kelvin Scale
P/T = constant, or P is proportional to T
Boyle's Law
PV = constant, or P =1/V... P(1)V(1) = P(2)V(2)
Charles' Law
V/T = constant, or V is proportional to V
23 terms
Chapter 5 - Gases - AP Chemistry
3 main characteristic of gases
What is pressure measured with?
1 atm = ?torr... 1 atm = ?pascals... 1 atm =…
Boyle's Law
-they have a high velocity... -they have infinite volume... -they h…
a barometer or manometer
-760 torr... -101,325 pascals... -2.4 L at STP... -29.92 inches Hg... -14…
P1V1=P2V2... As pressure increases, volume decreases.
3 main characteristic of gases
-they have a high velocity... -they have infinite volume... -they h…
What is pressure measured with?
a barometer or manometer
35 terms
AP Chemistry Chapter 10 Gases
vapors
substances that are gases at room temp…
air is composed mainly of
pressure
solids and liquids that can also exist in a gaseous state
low molar masses
N2 and O2
force per unit area
vapors
solids and liquids that can also exist in a gaseous state
substances that are gases at room temp…
low molar masses
21 terms
AP Chemistry: Gases
Bonds
What are some measurements on gas?
Volume
Amount
Intermolecular forces
Volume, Temperature, Pressure, Barometer, and Manometer
Amount of space that gas occupies (1L=1000 mL=1000cm^3=1*10^-3
Most commonly expressed i terms of moles... m=MM*n
Bonds
Intermolecular forces
What are some measurements on gas?
Volume, Temperature, Pressure, Barometer, and Manometer
44 terms
AP Chemistry: SFP and Gases
Independent and Dependent Variables fo…
Independent and Dependent Variables fo…
Independent and Dependent Variables fo…
Mathematical Relationship between P &…
P & V
T & V
P & T
P = 1/V
Independent and Dependent Variables fo…
P & V
Independent and Dependent Variables fo…
T & V
23 terms
AP Chemistry: Chapter 5 - Gases
barometer
manometer
standard atmosphere
Boyle's law
a device to measure atmospheric pressure
instrument used for measuring pressure... if gas pressure is le…
760 torr = 760 mm Hg = 1 atm = 101,325 pascals... pressure = for…
PV = k... - inverse relationship between pressure and volume... -…
barometer
a device to measure atmospheric pressure
manometer
instrument used for measuring pressure... if gas pressure is le…
Gases, (Chapter 5, AP Chemistry)
Absolute temperature scale
Absolute zero
Atmospheric pressure
Avogadro's law
A temperature scale that uses the absolute zero of temperatur…
The lowest possible temperature, 0.0 K or -273.16C
The pressure exerted by Earth's atmosphere.
At constant pressure and temperature, the volume of gas is di…
Absolute temperature scale
A temperature scale that uses the absolute zero of temperatur…
Absolute zero
The lowest possible temperature, 0.0 K or -273.16C
25 terms
AP Chemistry Ch 10 - Gases
Vapors
Pressure
Pascals
Bar
Solids and liquids that exist in the gaseous state
The force per unit area, expressed in pascals, bars, atmosphe…
1 PA = 1N/Mm^2)
10^5 Pascal (Pa)
Vapors
Solids and liquids that exist in the gaseous state
Pressure
The force per unit area, expressed in pascals, bars, atmosphe…
9 terms
AP Chemistry Chapter 8 Gases
Gas Laws
Gas Etymology
Air Elements
States of Matter
Mathematical relationships between the volume, temperature, p…
From Dutch word "gaos" which translates as "chaos"
Nitrogen 78%, Oxygen 21%, Argon 1%, Carbon Dioxide 0.04%, Neo…
There are five known phases, or states, of matter: solids, li…
Gas Laws
Mathematical relationships between the volume, temperature, p…
Gas Etymology
From Dutch word "gaos" which translates as "chaos"
30 terms
AP Chemistry Chapter 5: Gases
Barometer
Manometer
mm Hg
Torr
A device for measuring atmospheric pressure
A device for measuring the pressure of a gas in a container
Millimeters of mercury... A unit of pressure... Also called a torr…
Another name for millimeter of mercury ... (mm Hg)
Barometer
A device for measuring atmospheric pressure
Manometer
A device for measuring the pressure of a gas in a container
40 terms
Pre AP Chemistry GASES UNIT
gas
Newton
Gas pressure
SI unit of pressure
uniformly fills any container, is easily compressed and mixes…
(N) about the weight of an apple (1/4 lb.)
a measure of the force that a gas exerts on its container due…
1 pascal
gas
uniformly fills any container, is easily compressed and mixes…
Newton
(N) about the weight of an apple (1/4 lb.)
14 terms
AP Chemistry Gases IU3
List 5 Parts of Kinetic Molecular Theory
What does the Kinetic Molecular Theory…
List the Properties of Gases
pressure
1. particles do NOT attract or repel... 2. particles do NOT have…
describes gas behavior in terms of particle motion
L-N-D-E-P... - Low density (particles spread apart)... - No definit…
created by by particles colliding with each other within the…
List 5 Parts of Kinetic Molecular Theory
1. particles do NOT attract or repel... 2. particles do NOT have…
What does the Kinetic Molecular Theory…
describes gas behavior in terms of particle motion
28 terms
AP Chemistry: Solids, Liquids, Gases
Melting/fusion
Freezing/solidification
Sublimation
Deposition
Solid to liquid... Energy absorbed (Endothermic)
Liquid to solid... Energy released (exothermic)
Solid to gas... Energy absorbed (endothermic)
Gas to solid... Energy released (exothermic)
Melting/fusion
Solid to liquid... Energy absorbed (Endothermic)
Freezing/solidification
Liquid to solid... Energy released (exothermic)
10 terms
AP Chemistry Colors in solids and gases
BaCO3
PbCl2
Pbl2
AgCl
white
white
yellow
white
BaCO3
white
PbCl2
white
17 terms
AP Chemistry Chapter 5: Gases
Molecular gases (at room temperature)
Monatomic gases (at room temperature)
What color is CL2?
What color is NO2?
H2, N2, O2, O3, F2, Cl2
noble gases
yellow/green
brown
Molecular gases (at room temperature)
H2, N2, O2, O3, F2, Cl2
Monatomic gases (at room temperature)
noble gases
40 terms
AP Chemistry chapter 10 (gases)
characteristics of gases
what is pressure?
what is atmospheric pressure?
1 atm = ? torr
can expand to fill their containers, are highly compressible,…
the amount of force applied to an area
the weight of air per unit area
760 torr (or mm Hg)
characteristics of gases
can expand to fill their containers, are highly compressible,…
what is pressure?
the amount of force applied to an area
27 terms
Fundamentals of Gases - Pre-AP Chemistry
Kinetic Energy
A gas is composed of _________________…
Gas particles are easily _____________…
Gas particles move rapidly in constant…
The energy of an object due to its motion
empty space
compressed and mixed
straight
Kinetic Energy
The energy of an object due to its motion
A gas is composed of _________________…
empty space
25 terms
AP Chemistry Chapter 5 Gases
barometer
manometer
mm Hg
torr
a device for measuring atmospheric pressure
a device for measuring the pressure of a gas in a container
a unit of pressure, also called a torr
another name for mm Hg
barometer
a device for measuring atmospheric pressure
manometer
a device for measuring the pressure of a gas in a container
19 terms
AP Chemistry Chpt 5: Gases
Boyle's Law
Ideal gas
Charles' Law
The volume of a gas at zero Kelvin is...
Pressure and volume are inversely related ... P1/P2 = V2/V1 or P…
a gas that obeys Boyle's law. It's expected to have a constan…
The volume of gas is directly proportional to Kelvin temperat…
zero
Boyle's Law
Pressure and volume are inversely related ... P1/P2 = V2/V1 or P…
Ideal gas
a gas that obeys Boyle's law. It's expected to have a constan…
15 terms
AP Chemistry Ch 5. Gases
relation between different units of pr…
pressure
i standard atmosphere = ? Pa
Boyle's Law
1 standard atmosphere = 1 atm = 760 mm Hg = 760 torr
force/area
101325 or 10^5
PV=k pressure and volume are inversely related
relation between different units of pr…
1 standard atmosphere = 1 atm = 760 mm Hg = 760 torr
pressure
force/area
35 terms
AP Chemistry Chapter 10 Gases
vapors
substances that are gases at room temp…
air is composed mainly of
pressure
solids and liquids that can also exist in a gaseous state
low molar masses
N2 and O2
force per unit area
vapors
solids and liquids that can also exist in a gaseous state
substances that are gases at room temp…
low molar masses
17 terms
AP Chemistry: Vocabulary Notes - Gases
Pressure
Pascals
Standard Atmospheric Pressure
Boyle's Law
Force per unit area.
The SI unit for pressure.
The typical pressure at sea level, the pressure that can supp…
States that the volume of a fixed quantity of gas maintained…
Pressure
Force per unit area.
Pascals
The SI unit for pressure.
25 terms
AP Chemistry Ch. 5 Gases: Concepts
Avogadro's law
Dalton's law of partial pressures
Boyle's law
Charles' law
n1/v1=n2/v2
Pt=P1+P2+P3...
P1V1=P2V2
V1/T1=V2/T2
Avogadro's law
n1/v1=n2/v2
Dalton's law of partial pressures
Pt=P1+P2+P3...
106 terms
AP Chemistry chapter 5 - Gases
define gas pressure
define atmospheric pressure
define barometer
define manometer
force per unit area exerted by a gas due to collisions with w…
force per unit area exerted by atmospheric gas particles coll…
device to measure atmospheric pressure
device to measure gas pressure in a container as compared to…
define gas pressure
force per unit area exerted by a gas due to collisions with w…
define atmospheric pressure
force per unit area exerted by atmospheric gas particles coll…
106 terms
AP Chemistry chapter 5 - Gases
define gas pressure
define atmospheric pressure
define barometer
define manometer
force per unit area exerted by a gas due to collisions with w…
force per unit area exerted by atmospheric gas particles coll…
device to measure atmospheric pressure
device to measure gas pressure in a container as compared to…
define gas pressure
force per unit area exerted by a gas due to collisions with w…
define atmospheric pressure
force per unit area exerted by atmospheric gas particles coll…
AP Chemistry: Vocabulary Notes - Gases
Pressure
Pascals
Standard Atmospheric Pressure
Boyle's Law
Force per unit area.
The SI unit for pressure.
The typical pressure at sea level, the pressure that can supp…
States that the volume of a fixed quantity of gas maintained…
Pressure
Force per unit area.
Pascals
The SI unit for pressure.
14 terms
AP Chemistry ch. 5 gases
Boyles Law
Charles Law
Avogadros Law
Ideal gas law
P1V1 = P2V2
P1/T1 = P2/T2
V1/n1 = V2/n2
PV = nRT
Boyles Law
P1V1 = P2V2
Charles Law
P1/T1 = P2/T2
36 terms
AP Chemistry - Gases (Chapter 5)
pressure
standard pressure
volume
standard volume
number of collisions with the sides of a container
1 atm, 760 mmHg, 14.7 psi, 101.3 kPa, 760 torr, ... 101325 Pa
the amount of space an object takes up (represented by size o…
22.4 L
pressure
number of collisions with the sides of a container
standard pressure
1 atm, 760 mmHg, 14.7 psi, 101.3 kPa, 760 torr, ... 101325 Pa
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