DOC.
4
KINETIC THEORY LECTURE NOTES
147
The
Specific
Heat
of
a
Monatomic Molecule
3
L
=
-
pF
for
a
gram-molecule
l-Ut
dL-
_3
J?
*
=
3
R
3
[10]
dT Cv
2
Cv
2
4.2
•
107
5
cP
= cv
+
R
=
2R
5
1.66
V
3
R
3
2
dp
dp
5
P_
=
5
J?T
3 P
3
If
pF
=
i?T
1
M
=
F
P
Proved
to
be exact
for monatomic
gases.[11]
For
polyatomic gases
E
=
L
Ei
=
-RT
+
Ei
dE
3 d£, 3
"
-
=
c"
-
-
-I-t-
-
-
R
Ci
dT
2
dT
2
cp=
^R
+
Ci
5+c4
3+4