Geoscience Reference
In-Depth Information
Table B.3
Overview of thermodynamic properties of dry and moist air, including
their dependence on temperature, water vapour content and pressure
Constant
Dependent on
Value
Unit
T
q
p
R*
8314
J kmol
-1
K
-1
R
v
462
J kg
-1
K
-1
R
d
287
J kg
-1
K
-1
(
)
287 1061
+
.
q
R
●
J kg
-1
K
-1
c
pd
1004
J kg
-1
K
-1
c
vd
717
J kg
-1
K
-1
1004 1084
(
+
q
.
)
c
p
●
J kg
-1
K
-1
(
)
717
1+
037
.
q
c
v
●
J kg
-1
K
-1
2501000 1000095
(
−
.
(
T
−
273 15
.
))
L
v
●
J kg
-1
1084
1000095
+
.
q
p
65 5
.
γ
●
●
●
Pa K
-1
−
.
(
T
−
273 15
.)
101300
17 62 273 15
30 03
.(
−
− +
T
.)
e
sat
(over water) ●
Pa
611 2
.exp
.
T
4284
30 03
eT
sat
()
(
s
(over water)
●
(with
e
sat
over water)
Pa K
-1
− +
.
T
)
2
22 46
.
−
−+
(
T
273 15
.)
e
sat
(over ice)
●
Pa
611 2
. xp
053
.
T
6123
053
2
s
(over ice)
●
eT
sat
()
)
(with
e
sat
over ice)
Pa K
-1
(
−+
.
T
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