Thermophysical, Volumetric, and Excess Properties of Aqueous Solutions of 1-Hexyl-3-methyl Imidazolium Bromide at 298.15 K and 0.1 MPa

Table 1

Density values of aqueous solution of [HMIm]Br at 298.15 K.

Conc. (m)	Expt. density (g/cm^3)	Pred. density (g/cm^3)	Residuals*  (g/cm^3)	Deviations**%
0	0.9970	0.9970	0	0
0.00158	0.9971	0.9971	−0.0000	−0.0023
0.0028	0.9971	0.9971	−0.0000	−0.0009
0.0034	0.9971	0.9971	−0.0000	−0.0009
0.0043	0.9973	0.9973	−0.0000	−0.0014
0.0054	0.9973	0.9973	−0.0000	−0.0008
0.0079	0.9974	0.9974	−0.0000	−0.0001
0.0082	0.9974	0.9974	0.0000	0.0006
0.0101	0.9975	0.9975	0.0000	0.0003
0.0155	0.9978	0.9978	0.0000	0.0008
0.0231	0.9987	0.9987	0.0000	0.0004
0.0351	0.9991	0.9991	−0.0000	−0.0004

∗Calculated as 𝜌_pred−𝜌_expt.
**Calculated as 100*(𝜌_pred−𝜌_expt)/𝜌_expt.
The average deviation for the data of Table 1 = 0.9063𝐸−003%.
The standard deviation for the data of Table 1 = −0.3958𝐸−003%.