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Study sets matching "gases chapter 5"

16 terms
Chapter 5: Gases
barometer
Boyle's Law
ideal gas
Charles's Law
pressure pushes down on mercury in bowl, making mercury rise…
PV = k
a gas that strictly obeys Boyle's law
the volume of each gas is directly proportional to temperatur…
barometer
pressure pushes down on mercury in bowl, making mercury rise…
Boyle's Law
PV = k
Chapter 5: Gases
Gases at room temperature
Describe attractive forces between gases
Describe attractive forces in an ionic…
pressure
H, N, O, F, Cl, He through Rn (all the noble gases)
very weak which allows particles to be very far apart from on…
ionic compounds have extremely strong attractive forces betwe…
force per area
Gases at room temperature
H, N, O, F, Cl, He through Rn (all the noble gases)
Describe attractive forces between gases
very weak which allows particles to be very far apart from on…
34 terms
Chapter 5 - Gases
pressure
units of pressure
Boyle's Law
Charles's Law
force/area
N/m^2 = Pascal (Pa). 1 atmosphere (atm) = 101,325 Pa = 760 mm…
PV = k (constant for specific temperature); or in linear form…
V = bT (b = proportionality constant)
pressure
force/area
units of pressure
N/m^2 = Pascal (Pa). 1 atmosphere (atm) = 101,325 Pa = 760 mm…
19 terms
Chapter 5- Gases
Boyle's Law
Charles Law
Avogadro's Law
Ideal Gas Equation
P1V1=P2V2
V₁/T₁=V₂/T₂
V₁/n₁=V₂/n₂
PV=nRT
Boyle's Law
P1V1=P2V2
Charles Law
V₁/T₁=V₂/T₂
27 terms
Chapter 5-Gases
Gas can ____ fill any container, be ea…
Barometer
Manometer
Pressure
Fill, compressed, mixes
A device to measure to atmospheric pressure
Device used for easuring the pressure of a gas in a container
Caused by collisions of molecules with walls of containers
Gas can ____ fill any container, be ea…
Fill, compressed, mixes
Barometer
A device to measure to atmospheric pressure
Chapter 5: Gases
Gases at room temperature
Describe attractive forces between gases
Describe attractive forces in an ionic…
pressure
H, N, O, F, Cl, He through Rn (all the noble gases)
very weak which allows particles to be very far apart from on…
ionic compounds have extremely strong attractive forces betwe…
force per area
Gases at room temperature
H, N, O, F, Cl, He through Rn (all the noble gases)
Describe attractive forces between gases
very weak which allows particles to be very far apart from on…
19 terms
Chapter 5: Gases
Barometer
Manometer
Boyle's Law
Charles Law
Is an elevated glass tube, the tip of which is submerged in a…
A way to measure pressure of a gas sample in the lab.... ~ U-sha…
Law assumes constant temperature and constant amount of gas.…
Law assumes constant pressure and constant amount of gas.... ~ W…
Barometer
Is an elevated glass tube, the tip of which is submerged in a…
Manometer
A way to measure pressure of a gas sample in the lab.... ~ U-sha…
26 terms
Chapter 5: Gases
Gaseous State of Matter
Barometer
Atmospheric Pressure
Manometer
Properties... ∙ has no distinct shape/volume so fills any contai…
∙ measures atmospheric pressure... ∙ invented by Torricelli, Ita…
results from mass of air being pulled toward the earth by gra…
measures pressure of a gas in a container (ex: flask)... ∙ gas h…
Gaseous State of Matter
Properties... ∙ has no distinct shape/volume so fills any contai…
Barometer
∙ measures atmospheric pressure... ∙ invented by Torricelli, Ita…
44 terms
Gases- Chapter 5
Normal atmospheric conditions
gaseous diatomic molecules, and one al…
Ionic compounds?
Difference between gas and vapor
25 degree C and 1 atm
H2, N2, O2, F2, Cl2, O3; noble gases
Not gases under normal atmospheric conditions
vapor is the gaseous form of any substance that is a liquid o…
Normal atmospheric conditions
25 degree C and 1 atm
gaseous diatomic molecules, and one al…
H2, N2, O2, F2, Cl2, O3; noble gases
23 terms
Chapter 5: Gases
Boyle's Law
Charles' Law
Gay-Lussac's Law
Avogadro's Law
inverse relationship b/w VOLUME & PRESSURE... --- when volume in…
direct relationship b/w TEMPERATURE & VOLUME... --- when tempera…
direct relationship b/w PRESSURE & TEMPERATURE... --- when press…
the law that states that equal volumes of gases contain equal…
Boyle's Law
inverse relationship b/w VOLUME & PRESSURE... --- when volume in…
Charles' Law
direct relationship b/w TEMPERATURE & VOLUME... --- when tempera…
17 terms
Chapter 5 Gases
Pressure equation
pressure units/ conversions
Boyle's Law : Volume and Pressure
Boyle's Law Equation
Pressure= Force/area
1mmHg=1 torr... 1atm=760mmHg... 1 Pa = 1 N/M²... 1 atm= 101325 Pa... 1 at…
volume and pressure are an inverse relationship ... -an increase…
P₁V₁=P₂V₂
Pressure equation
Pressure= Force/area
pressure units/ conversions
1mmHg=1 torr... 1atm=760mmHg... 1 Pa = 1 N/M²... 1 atm= 101325 Pa... 1 at…
16 terms
Chapter 5: Gases
Pressure
Pressure Units
Boyle's Law
Charles' Law
Force exerted per unit area by gas molecules as they strike t…
1 (mmHg)= 1 Torr... 1 atm= 760 mmHg... 1 atm= 101, 325 Pa... 1 atm= 29…
Pressure and volume have an INVERSE relationship... * T and N he…
Volume and temperature have a DIRECT relationship... *P and N he…
Pressure
Force exerted per unit area by gas molecules as they strike t…
Pressure Units
1 (mmHg)= 1 Torr... 1 atm= 760 mmHg... 1 atm= 101, 325 Pa... 1 atm= 29…
21 terms
Gases: Chapter 5
postulates relate to an ideal gas
properties of gases
manometers measure ......?
barometer
1. gases are composed of particles whose size is negligible w…
1. no set shape or volume... 2. high kinetic energy (constantly…
the pressure of a gas during reactions
- invented by Torricelli... -measures heights of a mercury column
postulates relate to an ideal gas
1. gases are composed of particles whose size is negligible w…
properties of gases
1. no set shape or volume... 2. high kinetic energy (constantly…
25 terms
Chapter 5: Gases
PRESSURE =
N/m^2 =
kpa =
Barometer
Force / Unit Area
Pascal (Pa)
10^3 Pa
directly measures pressure
PRESSURE =
Force / Unit Area
N/m^2 =
Pascal (Pa)
37 terms
Chapter 5: Gases
Define pressure
What is the formula for pressure?
1 atm = _____ mmHg
1 torr = _____mmHg
the sum of the collisions of gas particles with the sides of…
Force/Area
760 mmHg
1 mmHg
Define pressure
the sum of the collisions of gas particles with the sides of…
What is the formula for pressure?
Force/Area
13 terms
Chapter 5 key terms: Gases
barometer
manometer
mm Hg
standard atmosphere
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 tor…
a unit of pressure equal to 760 mm Hg
barometer
a device for measuring atmospheric pressure
manometer
a device for measuring the pressure of a gas in a container
26 terms
Chapter 5: Gases
Ideal Gas Law
Pressure =
Units used for ideal gas law (m, P, V,…
Units of Pressure:
PV=nRT
P=F/A
Mols, atm, L, and K
Ideal Gas Law
PV=nRT
Pressure =
P=F/A
27 terms
Chapter 5: Gases
STP
Pressure
Conversion Between mmHg and Torr
Conversion of atm
273 K, 1 atm, 22.4 L
The force exerted per unit area by gas molecules as they stri…
1 mmHg = 1 torr
1 atm = 760 mmHg = 14.7 psi = 29.92 inHg = 101,325 Pa
STP
273 K, 1 atm, 22.4 L
Pressure
The force exerted per unit area by gas molecules as they stri…
10 terms
Chemistry Chapter 5 gases
Elements that exist as gases
Gases will be molecular compounds. Not…
Physical Characteristics of Gases
Pressure
at 250C and 1 atmosphere
Gases assume the volume and shape of their containers.... Gases…
one of the most readily measurable properties.
Elements that exist as gases
at 250C and 1 atmosphere
Gases will be molecular compounds. Not…
9 terms
Chapter 5: Gases
Gas properties
Pressure
How Atmospheric pressure is measured
SAP
1. Assume volume+space... 2. compressible... 3. mix evenly+complete…
P=N/M²=Pa(Pascal)
barometer
Standard Atmospheric Pressure.... 1 mm Hg=1 torr... 1 atm=760 mm Hg…
Gas properties
1. Assume volume+space... 2. compressible... 3. mix evenly+complete…
Pressure
P=N/M²=Pa(Pascal)
16 terms
Chemistry Chapter 5: Gases
1 mmHg
1 atm
1 Pa
1 atm
1 torr
760 mmHg
1 N/m^2
101,325 Pa
1 mmHg
1 torr
1 atm
760 mmHg
29 terms
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
millimeter of mercury; torr ; measure of pressure
another name for millimeter of mercury; unit of pressure
barometer
a device for measuring atmospheric pressure
manometer
a device for measuring the pressure of a gas in a container
chapter 5: gases
Pressure
Atmospheric pressure
High pressure presses on
Penny + nitric acid
Force per unit of area
Due to less atmosphere pressing down
Lower pressure
Exothermic
Pressure
Force per unit of area
Atmospheric pressure
Due to less atmosphere pressing down
41 terms
Chapter 5: Gases
Gas state
4 important variables for gases
Pressure
Units of pressure
least condensed state of matter
amount- moles (n)... volume- V(L)... temp- T(K)... pressure- P
force that arises from gas molecules colliding with walls of…
atmospheres (atm), mm Hg, bars, Pascals (Pa), lb/in^2 (psi) t…
Gas state
least condensed state of matter
4 important variables for gases
amount- moles (n)... volume- V(L)... temp- T(K)... pressure- P
8 terms
Chapter 5: Gases
Gases are unique because
Standard Units of Pressure
Boyle's Law
Charle's Law
They exert pressure
1atm= 760 mmHg= 760 torr
Studied the relationship of Pressure and Volume... J-Tube experi…
Investigating the relationship btwn Temperature and Volume... If…
Gases are unique because
They exert pressure
Standard Units of Pressure
1atm= 760 mmHg= 760 torr
15 terms
Chapter 5 - Gases
P = F/A
Barometer
760mmHg/760 torr
Manometer
Pressure formula
Atmospheric pressure is measured using a _________.
1atm=
used to measure the pressure of the trapped gasses
P = F/A
Pressure formula
Barometer
Atmospheric pressure is measured using a _________.
Chapter 5: Gases
fills any container; compressed; mixes…
atmospheric pressure; decreases
P1V1 = P2V2
inverse
Gas uniformly _____________________, is easily ______________…
weight of the air that ____________ as elevation increases
Boyle's Law
According to Boyle's Law, there is a(n) ____________ relation…
fills any container; compressed; mixes…
Gas uniformly _____________________, is easily ______________…
atmospheric pressure; decreases
weight of the air that ____________ as elevation increases
30 terms
Chapter 5 Gases
Boyle's Law
Charles' Law
ideal gas
Avogadro's Law
the volume of a given sample of gas at constant temperature v…
the volume of a given sample of gas at constant pressure is d…
a hypothetical gas whose molecules occupy negligible space an…
equal volumes of gases at the same temperature and pressure c…
Boyle's Law
the volume of a given sample of gas at constant temperature v…
Charles' Law
the volume of a given sample of gas at constant pressure is d…
16 terms
Chapter 5 Gases
barometer
mm Hg
Boyle's Law
ideal gas
a device to measure atmospheric pressure
millimeter of mecury
P1V1= P2V2
a gas that strictly obeys Boyle's law
barometer
a device to measure atmospheric pressure
mm Hg
millimeter of mecury
24 terms
chapter 5 gases
pressure
boyles law
charles law
avogadros law
force acting over an area
P1V1=P2V2... indirect
V1/T1=V2/T2 ... direct
V1/n1=V2/n2... direct
pressure
force acting over an area
boyles law
P1V1=P2V2... indirect
27 terms
Chemistry : Chapter 5- Gases
pressure
pressure =
1 mmHg =
1 atm =
the force exerted by gas molecules as they strike the surface…
force/area
1 torr
760 mmHg
pressure
the force exerted by gas molecules as they strike the surface…
pressure =
force/area
39 terms
Chapter 5 gases
1atm=________mmHg
1atm=________torr
1atm=________Pa
1atm=________inHg
760 mmHg
760 torr
1.013x10^5 Pa
29.92 inHg
1atm=________mmHg
760 mmHg
1atm=________torr
760 torr
23 terms
Chapter 5: Gases
barometer
atmospheric pressure
newton
Boyle's law
device that measures atmospheric pressure
result of mass of the air being pulled toward the center of t…
unit of force
there is an inverse relationship between pressure and volume
barometer
device that measures atmospheric pressure
atmospheric pressure
result of mass of the air being pulled toward the center of t…
24 terms
Chapter 5 Gases
Gas Molecules And Pressure
Gas and Atmospheric Pressure
Manometer
Boyle's Law
∙Gas molecules are constantly in motion... ∙As they move and str…
When there is a pressure difference, a gas will flow from an…
∙U-shaped tubes, partially filled with a liquid, connected to…
∙Pressure of a gas is inversely proportional to its volume... →c…
Gas Molecules And Pressure
∙Gas molecules are constantly in motion... ∙As they move and str…
Gas and Atmospheric Pressure
When there is a pressure difference, a gas will flow from an…
14 terms
Chapter 5: Gases
barometer
manometer
closed-tube manometer
open-tubed manometer
instrument for measuring atmospheric pressure.
a device used to measure the pressure of gases other than the…
normally used to measure pressures below atmospheric pressure
better suited for measuring pressures equal to or greater tha…
barometer
instrument for measuring atmospheric pressure.
manometer
a device used to measure the pressure of gases other than the…
14 terms
Chapter 5: Gases
Boyle's Law
Charle's Law
Avogadro's Law
Gay Lusaac Law
P1V1 = P2V2
V1 / T1 = V2 / T2
V1 / n1 = V2 / n2
P1/ T1 = P2 / T2
Boyle's Law
P1V1 = P2V2
Charle's Law
V1 / T1 = V2 / T2
28 terms
Chapter 5 Gases
Pressure
Millimeter of Mercury (mmHg)
Barometer
Torr
A measure of force exerted per unit area... In chemistry, most…
A common unit of pressure referring o he air pressure require…
An instrument used to measure atmospheric pressure
Another name for mmHg
Pressure
A measure of force exerted per unit area... In chemistry, most…
Millimeter of Mercury (mmHg)
A common unit of pressure referring o he air pressure require…
Chapter 5 Gases
force/ area
pressure
760 mmHg
14.7 psi
pressure
is the force exerted per unit area by gas molecules as they s…
1 atm in mmHg
1 atm in psi
force/ area
pressure
pressure
is the force exerted per unit area by gas molecules as they s…
18 terms
Chapter 5: Gases
Properties of gases
barometer
atmospheric pressure
Pressure
-uniformly fill containers... -easily compressed... -mix completely…
pressure exerted by atmosphere gases on the surface of mercur…
mass of air being pulled toward the center of the Earth by gr…
force/area
Properties of gases
-uniformly fill containers... -easily compressed... -mix completely…
barometer
pressure exerted by atmosphere gases on the surface of mercur…
31 terms
Gases (Chapter 5)
Kinetic Theory of Gases
Dalton's Law of Partial Pressures
Vapor Pressure
Collecting a Gas Over Water
1. particles have no volume... 2. no inter-particle forces (attr…
P(total) = P(gas 1) + P(gas 2) ...
equilibrium pressure of water vapor
P(total/barometric) = P(gas) + P(H2O)
Kinetic Theory of Gases
1. particles have no volume... 2. no inter-particle forces (attr…
Dalton's Law of Partial Pressures
P(total) = P(gas 1) + P(gas 2) ...
40 terms
Chapter 5 Gases
random
large
elastically, loss
negligible
Gases are composed of a lage number of particles in constant,…
Gas particles are seperated by relatively _____ distances.
Gas particles collide ____ with one another and with the wall…
Gas particles are ssumed to be points in space-their volumes…
random
Gases are composed of a lage number of particles in constant,…
large
Gas particles are seperated by relatively _____ distances.
24 terms
Chapter 5 - Gases
Barometer
Manometer
Standard Atmosphere (STP)
Torr
a device for measuring atmospheric pressure.
a device for measuring the pressure of a gas in a container.
the condition 0℃ and 1 atmosphere of pressure.
another name for a 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.
Chapter 5: Gases
Properties of gases
Closed-tube manometer
Open-tube manometer
Standard temperature and pressure
assume the volume and shape of their containers, the most com…
P(gas)=P(h)
P(gas)=P(h)+P(atm)
0 degrees c and 1 atm
Properties of gases
assume the volume and shape of their containers, the most com…
Closed-tube manometer
P(gas)=P(h)
25 terms
Chapter 5: Gases
Properties of gases
Barometer
Atmospheric pressure results from
Manometer
Uniformly fill any container, easily compressed, mix complete…
Invented by Torricelli. Uses liquid mercury to measure pressu…
the mass of the air being pulled toward the center of the ear…
Measures pressure of a gas in a container (bulb, mercury, ope…
Properties of gases
Uniformly fill any container, easily compressed, mix complete…
Barometer
Invented by Torricelli. Uses liquid mercury to measure pressu…
32 terms
Chapter 5: Gases
Clean Air
Criteria Pollutants
Primary Standards
Secondary Standards
99% nitrogen and oxygen, and a small amount of various other…
Less than one part per million of: CO, NO2, O3, SO2, Pb, and…
Intended to protect the health of people.
Intended to protect our environment and property.
Clean Air
99% nitrogen and oxygen, and a small amount of various other…
Criteria Pollutants
Less than one part per million of: CO, NO2, O3, SO2, Pb, and…
6 terms
Chapter 5: Gases
Ideal Gas Law
Boyle's Law
Charles Law
Avogadro's Law
PV=nRT
PxV=PxV
V/T=V/T
n/V=n/V
Ideal Gas Law
PV=nRT
Boyle's Law
PxV=PxV
50 terms
Chapter 5: Gases
gases
straight collide counce
gas pressure
force/area
composed of particles that are moving around very fast in the…
Gas particles move in ___ lines until they ___ with either th…
- force exerted from a gaseous atom or molecule when it colli…
Pressure equation
gases
composed of particles that are moving around very fast in the…
straight collide counce
Gas particles move in ___ lines until they ___ with either th…
21 terms
Chapter 5 Gases
Barometer
Manometer
mm of Mercury (Hg)
Standard Atmosphere
A device used to measure atmospheric pressure.
A device used to measure the pressure of a gas in a container.
A unit of pressure, also called a torr. ... 760 mmHg --> 760 tor…
A unit of pressure equal to 760 mmHg
Barometer
A device used to measure atmospheric pressure.
Manometer
A device used to measure the pressure of a gas in a container.
28 terms
Chapter 5: Gases
Solid
Liquid
Gas
Macroscopic properties of gases
has a rigid shape and a fixed volume
has a fixed volume, but is a fluid that takes the shape of th…
also a fluid—takes shape of container and expands to fill vol…
1. Gas volume changes significantly with pressure.... 2. Gas vol…
Solid
has a rigid shape and a fixed volume
Liquid
has a fixed volume, but is a fluid that takes the shape of th…
33 terms
Chapter 5 - Gases
Temp. must be measured in...for gas ca…
Pressure
What causes gas pressure?
Pressure units (4)
Kelvin (K)
Force per unit area
Collisions b/w gas molecules & container
atm... kP... mm Hg... torr
Temp. must be measured in...for gas ca…
Kelvin (K)
Pressure
Force per unit area
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