Table 2. Physicochemical Parameters of the Samples^a.

sample name	molarity (mol dm–3)	Ea (η) (eV)	σ (25 °C) (mS cm–1)	Λm (25 °C) (S cm2 mol–1)	Ea (σ) (eV)	T0 (°C)	Tg (°C)	ΔHm (J g–1)	ΔHC (J g–1)
1N20K	9.45	0.23-	49.97	5.29	0.26	–56	–88	N/A	N/A
2.5N20K	9.87	0.24-	41.13	4.16	0.27	–54	–84	N/A	N/A
5N20K	10.38	0.27-	29.75	2.87	0.27	–51	–79	–12.0	12.1
7N20K	10.76	0.29-	21.21	1.97	0.296	–45	–76	–15.3	13.2

^aE_a (η) = activation energy from viscosity measurements, σ = specific conductivity, Λ_m = molar conductivity, E_a (σ) = activation energy from conductivity measurements, T₀ = VTF parameter (see text), ΔH_m = melting enthalpy, ΔH_C = crystallization enthalpy.