(a)
Solvents Viscosity (cP) Dielectric constant Refractive index
Benzene 0.61 2.27 1.50
AcetonitrileĀ  0.34 37.5 1.34
(b)
ε Acetonitrile (vol%) Benzene (vol %)
7 13.43 86.57
9 19.11 80.89
11 24.79 75.21
13 30.46 69.54
15 36.14 63.86
19 47.49 52.51
21 53.17 46.83
Table 1: (a) Bulk properties of the solvents used in the experiment (b) Volume compositions of binary solvents for the various permittivity (ε) values used in the experiment.