Compilation - Acetonitrile with Sodium bromide (IUPAC SDS Volume 78)
SDS Volume (5148)
Volume 78. Acetonitrile Binary Systems, p None
Original Measurements
Varlamova, T. M.; Smushkin, M. I.; Mushtakova, S. P.; Chemical Sciences-99 (in Russian), Saratov, 30-4 (1999).
Variables:
Room Temp: 283 - 333 $\pu{K}$
Prepared by:
Method/Apparatus/Procedure:
The analytical method was used. (1) and (2) were placed in a vessel without contact to atmospheric moisture. With continuous stirring equilibrium was established in 6-7 hours. Salt content in saturated solutions determined by gravimetrically.
Source and Purity of Materials:
- Source not specified; pure grade reagent; dried and purified.
- Source not specified; analytical purity; dried in vacuum.
Estimated Errors:
Ambient temperature: ±0.1 K.
Mass concentration (m/v) (1): relative error ±0.1%.
Components:
- Acetonitrile, $\ce{ C2H3N }$; [75-05-8] NIST WebBook
- Sodium bromide, $\ce{ NaBr }$; [7647-15-6] NIST WebBook
Experimental Data
Solubility of sodium bromide (2) in acetonitrile (1)
| $T$ (°C) | $T$ ($\pu{K}$) | 100w2 | $x_{2}$ |
|---|---|---|---|
| 10.0 | 283.2 | 9.1 x 10-4 | 3.6 x 10-6 |
| 20.0 | 293.2 | 9.8 x 10-4 | 3.9 x 10-6 |
| 25.0 | 298.2 | 1.00 x 10-3 | 4.0 x 10-6 |
| 30.0 | 303.2 | 1.00 x 10-3 | 4.0 x 10-6 |
| 40.0 | 313.2 | 1.10 x 10-3 | 4.4 x 10-6 |
| 50.0 | 323.2 | 1.10 x 10-3 | 4.4 x 10-6 |
| 60.0 | 333.2 | 1.20 x 10-3 | 4.8 x 10-6 |
