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Gas Laws
Gas Laws
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#chemistry
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Questions
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Answers
1
What is a direct result of collisions between gas particles and the walls of their container
Size
Temperature
Volume
Pressure
2
What is Volume?
The amount of space occupied by a car
The amount of space occupied by an object
The amount of space needed by an object
The total of space occupied by a equation
3
In Avogadro's law volume is directly proportional to what?
Pressure
number of moles
volume
temperature
4
T/F The kinetic theory assumes a gas consists of particles in random, straight line motion?
True
False
5
T/F Ideal gas behavior is typically shown by large molecules at low temperatures?
True
False
6
Scientific law describes a relationship in nature that is supported by?
many seasons
many answers
many experiments
many problems
7
What is the temperature at which molecular energy is at a minimum?
Absoluet Zero
Absolute Zera
Abesolute Zero
Absolute Zero
8
As Volume increases temperature increases as long as pressure is held constant this is ...?
Combined gas law
Barometer
Boyle's laws
Charle's law
9
According to Charles’s law, the volume of a gas is inversely proportional to its pressure at a?
constant rate
constant temperature
constant size
constant volume
10
laws of gases are obtained by what?
ideal gas equation
pressure
volume
atmosphere
11
Zero on the Celsius scale is also known as ?
celsius
Kelvin
heat
absolute zero
12
Which of the formulas are for Boyle's Law?
P =T
P1V1 = P2V2
PV=nRT
P=mV
13
What is a force pressing or expanding on another?
Pressure
Mole
STP
Torr
14
When using what law temperature must be expressed in degrees Kelvin?
Danny's law
laws law
Boyle’s law
Charles’s law
15
What is STP?
The individual pressure of each gas in a mixture
The blanket of gas surrounding the earth
A gas that perfectly fits all the assumptions of the KMT
The standard gas conditions of 1 Atm of pressure and 273K
16
A balloon occupies 3.2 L at 37
o
C. How much will it occupy at 42
o
C?
3.40 L
5.32 L
3.25 L
3.15 L
17
T/F Gas laws are fun?
False
True
18
Model that assumes that an ideal gas is composed of tiny particles in constant motion is what?
Kinetic Molecular Theory
Kinetac Molecular Theory
Kenetic Molecular Theory
ktm
19
A balloon occupies a volume of 2.0 L at 40oC. How much volume will it occupy at 30oC?
1.94L
1.5L
2L
4L
20
T/F polar molecules show ideal gas behavior?
False
True
21
A balloon when the volume is changed from 1.5L to a volume 2.5L at const. temp. final pressure?
.66 atm
.60 atm
.925 atm
.852 atm
22
T/F Boyles law is a gas law?
True
False
23
Which of the formulas is for Combined Gas Law?
V1 / n1 = V2 / n2
P1V1 / T 1 = P2V2 / T 2
PV = nRT
P1 / T1 = P2 / T2
24
What is Density?
Mass over Volume
Mass ovr Volume
Mass over Volum
Mass over Ice Cream
25
What is a process by which gas particles under pressure pass through a tiny opening?
Effusion
Diffusion
Confusion
Illusion
