Appendix
TABLE Al. Temperature dependent properties of gases in air at 101 kPa.
-
P
mol m-3
44.6
43.8
43.0
42.3
41.6
40.9
40.2
39.5
38.9
38.3
Specific heat of air:
c, = 29.3 J mol-I C-'
Molecular mass of air:
M, = 29 glmol.
Molecular mass of water: Mw = 18 glmol.
TABLE A2. Properties of water
Specific heat of water
75.4 J mol-I c-I
Latent heat of freezing
6.0 kJ mol-I
Thermodynamic psycrometer constant at 20 C 0.000664 C-I