Research Article
Volumetric Properties in the NaAsO2 + H2O System at Temperature from 283.15 to 363.15 K and Atmospheric Pressure
Table 6
The temperature-dependent equation coefficients of Pitzer parameters of NaAsO2.
| | Polynomial coefficient | Pitzer parameters | | | | |
| | α1 | −1.6307 × 10−1 | 4.8917 × 10−1 | 3.2765 × 101 | 3.6363 × 10−2 | | α2 | 5.4520 × 10−1 | −1.5004 × 100 | −1.0041 × 102 | −1.3276 × 10−1 | | α3 | −2.0407 × 10−3 | 5.6413 × 10−3 | 3.6187 × 101 | 5.0425 × 10−4 | | α4 | 4.2987 × 101 | −1.2384 × 102 | −7.1663 × 103 | −1.0344 × 101 | | α5 | 4.3834 × 10−1 | −6.0862 × 10−1 | −8.8443 × 101 | −1.3035 × 10−1 |
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