SDS Volume (2748)
Volume 62. Carbon Dioxide in Water and Aqueous Electrolyte Solutions, p None
Original Measurements
Geffcken, G.; Z. Phys. Chem. 1904, 49U, 257-302.
Variables:
Room Temp:
288.15 - 298.15
$\pu{K}$
Amount concentration (2):
C2/mol dm-3 = 0 - 1.012
g/L
Prepared by:
Method/Apparatus/Procedure:
Volumetric method using simple absorption pipet and buret. Diagram and detailed description given in original paper.
Source and Purity of Materials:
- Obtained by the sublimation of solid carbon dioxide. Dried.
- Not specified
- Degassed.
Estimated Errors:
Ambient temperature: ±0.1 K
Ostwald coefficient: ±1 %
Components:
- Carbon dioxide, $\ce{ CO2 }$; [124-38-9] NIST WebBook
- Rubidium chloride, $\ce{ RbCl }$; [7791-11-9] NIST WebBook
- Water, $\ce{ H2O }$; [7732-18-5] NIST WebBook
Experimental Data
| $T$ ($\pu{K}$) | $C_{2}$ (mol/dm3) | $L$ |
|---|---|---|
| 288.15 | 0 | 1.070 |
| 288.15 | 0.479 | 0.9908 |
| 288.15 | 0.481 | 0.9910 |
| 288.15 | 1.007 | 0.9210 |
| 288.15 | 1.012 | 0.9200 |
| 298.15 | 0 | 0.8255 |
| 298.15 | 0.479 | 0.7705 |
| 298.15 | 0.481 | 0.7698 |
| 298.15 | 1.007 | 0.7190 |
| 298.15 | 1.012 | 0.7157 |
(a) L = Ostwald coefficient [cm3 cm-3]
