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Chapter 10- Physical Characteristics of Gases
Physical Characteristics of Gases Test Questions
38
Chemistry
10th Grade
01/13/2010

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Term
ideal gas
Definition
an imaginary gas that perfectly fits all the assumptions of the kinetic molecular theory
Term
ideal gas
Definition
based on the kinetic molecular theory
Term
real gas
Definition
dont follow the rules
Term
elastic collisions
Definition
collisions where there is no net loss of kinetic energy
Term
attraction or repulsion
Definition
there are no forces of _________ or ___________ between gas particles
Term
KE formula
Definition
1/2 mv^2
Term
fact
Definition
the heavier it is, the more kinetic energy
Term
fact
Definition
the faster it is, the more kinetic energy
Term
fluids
Definition
because liquids and gases flow, they are both referred to as ______
Term
diffusion
Definition
is the spontaneous mixing of the particles of two substances cause by their random motion
Term
lighter and faster
Definition
_____________ or __________ moving molecules diffuse rapidly into other gases at the same temperature
Term
diffusion
Definition
perfume and air freshener are examples of ___________
Term
effusion
Definition
smell of a bag of bananas is an example of _____________
Term
effusion
Definition
is a process by which gas particles pass through a tiny opening
Term
noble gases, nonpolar
Definition
these show essentially ideal gas behavior over a wide range of temperatures and pressures because their particles are monatomic, or _______________
Term
pressure
Definition
defined as the force per unit area on a surface
Term
P=
Definition
force/area
Term
Newton
Definition
the SI unit of force
Term
barometer
Definition
is a device used to measure atmospheric pressure
Term
1 atm=
Definition
average atmospheric pressure at sea level and 1^C
Term
1 atm=
Definition
760 mm Hg
Term
1 atm=
Definition
760 torr
Term
1 atm=
Definition
101,325 Pa
Term
1 atm=
Definition
101.325 kPa
Term
Boyle's Law
Definition
If pressure goes up, volume goes down, and vice versa
Term
Boyle's Law formula
Definition
P1 V1= P2 V2
Term
Charle's Law
Definition
If the volume goes up, the temperature goes up, and vice versa
Term
Charles Law Formula
Definition
V1/T1 = V2/T2
Term
absolute zero
Definition
the lowest possible temperature and is -273.15 ^C and is given a value of 0/ in the Kelvin Scale
Term
to convert Celsius to Kelvin
Definition
K= C + 273
Term
Guy-Lussac's Law
Definition
If the temperature increasees, the pressure increases, and vice versa
Term
Guy-Lussac's formula
Definition
P1/T1 = P2/T2
Term
Combined Gas Law
Definition
expresses the relationship b/t pressure, volume, and temperature of a fixed amount of gas
Term
Combined Gas Law formula
Definition
(P1)(V1)/T1 = (P2)(V2)/T2
Term
Dalton's Law of Partial Pressure
Definition
the total pressure of a mixture of gases is equal to the sum of the partial pressures of the component gases
Term
partial pressure
Definition
the pressure of each gas in a mixture is called ______ _______ of that gas
Term
Dalton's Law of Partial Pressure Formula
Definition
Pt = P1 + P2 + P3 + P....
Term
Gas collected by water displacement formula
Definition
Pgas = P atm + P h2O
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