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Ideal gas quiz

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Multiple choice quiz on the gas laws and kinetic theory for A level physics.

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Questions 10

Answers

1
Which statement about gases is false?
Gases can be expanded without limit.
The molecular weight of a gaseous compound is non-variable.
Pressure must be exerted on a sample in order to confine it.
The density is constant if its temperature remains constant.
2
A graph of p against ¹⁄_V is....
a parabola
a hyperbola
a straight line
a curve
3
The pressure of an ideal gas depends upon the...
density of the gas and the mean square speed of molecules
density of the gas
mean square speed of the molecules
temperature
4
Quantity R⁄N_A defines
Avogadro's constant
Gravitational constant
Boltzmann constant
Plank's constant
5
What is 1,7 lt in m³ ?
1.7
0.017
0.0017
1.7 x 10-6
6
If we double the temperature of an ideal gas then its average kinetic energy is
halved
doubled
four times the original
tripled
7
As compared to the volume occupied by an ideal gas, the volume of particles is ...
more
infinite
negligable
less than the volume of the gas
8
Which pair of variables are inversely proportional (if all other conditions remain constant)?
P, T
P, V
V, T
n, V
9
A real gas most closely approaches the behavior of an ideal gas under conditions of....
low P and T
high P and T
low P and high T
high P and low T
10
Which law relates to pressure and volume?
Avogadro's law
Boyle's law
Charle's law
Ideal gas law