Physics Honors
Chapter 1011 Test
Form
1
nRT
PV
NkT
PV
kT
K
2
3
2
2
1
rms
mv
K
T
mc
Q
mL
Q
W
U
Q
nRT
U
2
3
V
P
W
in
net
Q
W
e
high
low
carnot
T
T
e
1
T
Q
S
Possibly Useful Information:
Ideal Gas Constant:
R
= 8.315 J/mol·K
Boltzmann’s Constant:
k
= 1.38 x 10
23
J/K
Avogadro’s Number:
N
A
= 6.02 x 10
23
mol
1
Specific Heat (Aluminum):
c
= 900 J/kg·K
Specific Heat (Iron):
c
= 450 J/kg·K
Specific Heat (Ice):
c
= 2100 J/kg·K
Specific Heat (Water):
c
= 4186 J/kg·K
Specific Heat (Steam):
c
= 2010 J/kg·K
Heat of Fusion (Water):
L
= 3.33 x 10
5
J/kg
Heat of Vaporization (Water):
L
= 2.26 x 10
6
J/kg
YOU MUST DERIVE ANY EQUATION THAT YOU USE THAT IS NOT SHOWN ABOVE.
An ideal gas is placed in a container whose volume can be changed.
Initially the gas has a volume of 0.05 m
3
and a
pressure of 2.0 x 10
5
N/m
2
.
The average kinetic energy of the atoms in the gas is 1.00 x 10
20
J.
1)
How many gas atoms are in the container?
A 10gram ice cube has been in a freezer at a temperature of 8.5°C for a long time.
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This note was uploaded on 02/10/2012 for the course PHYS 123 taught by Professor Phys123 during the Spring '10 term at Buena Vista.
 Spring '10
 Phys123

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