Table 6. Densities and Chemical Potentials of Pure Water and Pure Hydrogen along the Melting Line of Watera.
| pure
water (TIP3P100) |
CFCNPT |
REFPROP92 |
|||
|---|---|---|---|---|---|
| Tm (K) | Pm (bar) | ρ (kg/m3) | (μ – μ0) (kJ/mol) | ρ (kg/m3) | (μ – μ0) (kJ/mol) |
| 272.4 | 100 | 1010.6(4) | –34.4(1) | 1004.8 | –35.3491 |
| 270.79 | 300 | 1021.4(5) | –34.15(5) | 1014.6 | –35.0356 |
| 269.06 | 500 | 1032.1(4) | –33.80(3) | 1024.1 | –34.7292 |
| 266.73 | 750 | 1045.2(3) | –33.44(3) | 1035.7 | –34.3561 |
| 266.24 | 800 | 1047.1(5) | –33.40(6) | 1038.0 | –34.2829 |
| 264.21 | 1000 | 1056.9(4) | –33.12(5) | 1046.9 | –33.9943 |
| pure
hydrogen (Marx99) |
CFCNPT |
REFPROP92 |
|||
|---|---|---|---|---|---|
| Tm (K) | Pm (bar) | ρ (kg/m3) | (μ – μ0) (kJ/mol) | ρ (kg/m3) | (μ – μ0) (kJ/mol) |
| 272.4 | 100 | 8.3906(4) | –13.304(5) | 8.3665 | –13.2887 |
| 270.79 | 300 | 22.5490(9) | –10.463(2) | 22.317 | –10.4301 |
| 269.06 | 500 | 33.860(3) | –8.944(4) | 33.35 | –8.89288 |
| 266.73 | 750 | 45.128(5) | –7.577(5) | 44.315 | –7.49641 |
| 266.24 | 800 | 47.094(5) | –7.338(5) | 46.226 | –7.25537 |
| 264.21 | 1000 | 54.203(4) | –6.466(8) | 53.15 | –6.36087 |
a
The numbers in brackets indicate uncertainties in the last digit (95% confidence interval).