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Extended data list for water

Water Data (supplementary)


Liquid water physical data changes with temperature (T) [540]
T, °C
 P, MPa a
Thermal conductivity,
W ˣ m−1 ˣ K−1
Surface tension,
N ˣ m−1
Dielectric constant
Internal energy,
kJ ˣ mol−1
Gibbs free energy,
kJ ˣ mol−1
Helmholtz free energy,
kJ ˣ mol−1
Enthalpy,
kJ ˣ mol−1
Entropy,
J ˣ mol−1 K−1
0.01
0.0006 
0.5610
0.07565
87.90
0.00
0.00
0.00
0.00
0.00
25
0.0032 
0.6072
0.07197
78.40
1.89
-0.08
-0.08
1.89
6.62
50
0.0124 
0.6436
0.06794
69.91
3.77
-0.33
-0.33
3.77
12.68
75
0.0386 
0.6668
0.06358
62.32
5.66
-0.71
-0.71
5.66
18.30
100
0.1014 
0.6791
0.05891
55.53
7.55
-1.24
-1.24
7.55
23.55
125
0.2322 
0.6836
0.05396
49.46
9.45
-1.88
-1.89
9.46
28.49
150
0.4761 
0.6820
0.04874
44.03
11.38
-2.65
-2.66
11.39
33.18
175
0.8924 
0.6753
0.04330
39.15
13.33
-3.53
-3.55
13.35
37.66
200
1.5547 
0.6633
0.03767
34.74
15.32
-4.51
-4.54
15.35
41.99
225
2.5494 
0.6456
0.03190
30.72
17.36
-5.59
-5.65
17.42
46.19
250
3.9760 
0.6212
0.02604
27.00
19.47
-6.77
-6.86
19.56
50.33
275
5.9463 
0.5887
0.02016
23.50
21.67
-8.03
-8.17
21.81
54.45
300
8.5877 
0.5474
0.01436
20.14
24.01
-9.38
-9.60
24.23
58.64
325
12.0505 
0.4992
0.00877
16.75
26.57
-10.81
-11.14
26.91
63.05
350
16.5292 
0.4474
0.00367
13.04
29.58
-12.32
-12.83
30.10
68.07
373
21.8132 
0.5479
0.00006
7.22
34.50
-13.77
-14.75
35.48
76.22

a Pressure along the liquid-vapor phase line

 

 

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This page was established in 2000 and last updated by Martin Chaplin on 2 August, 2021


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