Volumetric Properties of Aqueous Solutions of Ethylene Glycols in the Temperature Range of 293.15–318.15 K

Table 5

Partial molecular volumes at infinite dilution 𝜈_2,0, molecular volumes of pure solutes 𝜈⁰₂, excess partial molecular volumes at infinite dilution 𝜈^exc_2,0, and the ratio (𝜈_2,0/𝜈⁰₂).

Temperature/K	293.15	298.15	303.15	308.15	313.15	318.15
EG
𝜈2,0 × 10^23 cm^3⋅molecule^−1	9.1813	9.1946	9.2112	9.2212	9.2444	9.2693
𝜈^02 × 10^23 cm^3⋅molecule^−1	9.3227	9.3168	9.3109	9.3051	9.2992	9.2933
𝜈2,0/𝜈^02	0.9848	0.9869	0.9893	0.9910	0.9941	0.9974
𝜈^exc2,0 × 10^24 cm^3⋅molecule^−1	−0.1414	−0.1222	−0.0997	−0.0839	−0.0548	−0.0240
DEG
𝜈2,0 × 10^23 cm^3⋅molecule^−1	15.1993	15.2109	15.2491	15.2707	15.3155	15.3770
𝜈^02 × 10^23 cm^3⋅molecule^−1	15.8604	15.8500	15.8396	15.8292	15.8189	15.8085
𝜈2,0/𝜈^02	0.9583	0.9597	0.9627	0.9647	0.9682	0.9727
𝜈^exc2,0 × 10^24 cm^3⋅molecule^−1	−0.6611	−0.6391	−0.5905	−0.5585	−0.5034	−0.4315
TEG
𝜈2,0 × 10^23 cm^3⋅molecule^−1	21.2504	21.3218	21.3500	21.3816	21.4231	21.5128
𝜈^02 × 10^23 cm^3⋅molecule^−1	22.2920	22.2765	22.2610	22.2455	22.2300	22.2146
𝜈2,0/𝜈^02	0.9533	0.9571	0.9591	0.9612	0.9637	0.9684
𝜈^exc2,0 × 10^24 cm^3⋅molecule^−1	−1.0416	−0.9547	−0.9110	−0.8639	−0.8069	−0.7018