Table 3.
List of the fitted parameters (equation (1)), density, molar volume, and the thermal expansion coefficients, αp, at 323.15 K and 0.1 MPa for the studied ILs.
| Ionic Liquid | a | 104 × b / K-1 |
107 × c / K-2 |
ρ / (kg·(m-3) |
Vm /
(cm3·mol-1) |
103× αp /
K–1 |
|---|---|---|---|---|---|---|
| T=323.15 K | ||||||
| [1C1Him][NTf2] | 7.6198 ± 0.0036 | -8.42 ± 0.21 | 2.90 ± 0.30 | 1600.6 | 227.0 | 0.654 ± 0.029 |
| [1C2Him][NTf2] | 7.5678 ± 0.0010 | -7.59 ± 0.07 | 1.43 ± 0.10 | 1537.0 | 245.5 | 0.666 ± 0.009 |
| [1C23C3im][NTf2] | 7.4844 ± 0.0014 | -7.62 ± 0.09 | 1.35 ± 0.14 | 1411.4 | 297.1 | 0.675 ± 0.013 |
| [1C12C1Him][NTf2] | 7.5632 ± 0.0032 | -7.07 ± 0.19 | 0.79 ± 0.29 | 1545.2 | 244.2 | 0.656 ± 0.027 |