Compilation - Carbon dioxide with Water (IUPAC SDS Volume 62)
SDS Volume (2771)
Volume 62. Carbon Dioxide in Water and Aqueous Electrolyte Solutions, p None
Original Measurements
Koch, H. A.; Stutzman, L. F.; Blum, H. A.; Hutchings, L. E.; Chem. Eng. Prog. 1949, 45(11), 677-82.
Variables:
Room Temp:
291.45 - 295.05
$\pu{K}$
Pressure:
12.46 - 17.63
$\pu{kPa}$
Prepared by:
Method/Apparatus/Procedure:
Equilibration was obtained by flowing the gas through a column of water packed with Raschig rings.
Source and Purity of Materials:
- Not stated.
- Distilled.
Estimated Errors:
Mass concentration (m/v) (1): δx = ±3% (estimated by compiler)
Components:
- Carbon dioxide, $\ce{ CO2 }$; [124-38-9] NIST WebBook
- Water, $\ce{ H2O }$; [7732-18-5] NIST WebBook
Experimental Data
Also, gas-liquid transfer coefficents were determined and they are given in the original paper.
Only equilibrium values are given here.
| $T$ ($\pu{K}$) | $T$ (°C) | $y_{1}$ | $x_{1}$ | $P$ ($\pu{atm}$) | $P_{\rm{c}}$ ($\pu{bar}$) |
|---|---|---|---|---|---|
| 294.85 | 21.7 | 0.1461 | 1.000 x 10-4 | 0.135 | 0.163 |
| 293.65 | 20.5 | 0.1514 | 1.261 x 10-4 | 0.151 | 0.177 |
| 291.45 | 18.3 | 0.1230 | 9.930 x 10-5 | 0.123 | 0.145 |
| 294.85 | 21.7 | 0.1569 | 1.045 x 10-4 | 0.152 | 0.180 |
| 295.05 | 21.9 | 0.1490 | 1.172 x 10-4 | 0.148 | 0.176 |
| 294.25 | 21.1 | 0.1781 | 1.263 x 10-4 | 0.174 | 0.202 |
(a) Calculated by the compiler.
(b) Mole fraction of CO2 in gas phase.
(c) Mole fraction of CO2 in liquid phase.
