SDS Volume (2668)
Volume 62. Carbon Dioxide in Water and Aqueous Electrolyte Solutions, p None
Original Measurements
Setchenow, J.; Ann. Chim. Phys. [Ser. 6] 1892, 25, 226-70.
Variables:
Room Temp:
288.35
$\pu{K}$
Amount concentration (2):
C2/mol dm-3 = 0 - 6.709
g/L
Prepared by:
Method/Apparatus/Procedure:
See other data sheets on J. Setchenow papers.
Source and Purity of Materials:
Components:
- Carbon dioxide, $\ce{ CO2 }$; [124-38-9] NIST WebBook
- Sodium bromide, $\ce{ NaBr }$; [7647-15-6] NIST WebBook
- Water, $\ce{ H2O }$; [7732-18-5] NIST WebBook
Experimental Data
Initial solution: 69.04 g NaBr + 81.15 cm3 water to make 100 cm3 of sln.
| $T$ ($\pu{K}$) | $T$ (°C) | $C_{2}$ (mol/dm3) | α ($\pu{cm3(g) cm-3(l) atm-1}$) | DF | $K_{\rm{scc}}$ ($\pu{dm3/mol}$) |
|---|---|---|---|---|---|
| 288.35 | 15.2 | 0 | 1.009 | ∞ | - |
| 288.35 | 15.2 | 1.118 | 0.775 | 6 | 0.102 |
| 288.35 | 15.2 | 4.473 | 0.364 | 1.5 | 0.099 |
| 288.35 | 15.2 | 6.709 | 0.221 | 1 | 0.098 |
(a) Calculated by compiler
(b) α = Bunsen coefficient [cm3 (STP) cm-3 atm-1].
(c) Kscc = Setchenow salt effect parameter; Kscc = (1/c2) lg(αo/α).
