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

Table 3

Parameters in (1), 𝑎/(g⋅cm⁻³), 𝑏/(g⋅cm⁻³⋅mol⁻¹⋅kg), and 𝑐/(g⋅cm⁻³⋅mol⁻²⋅kg²) for all solutes together with (𝜎) values.

Temperature	293.15 K	298.15 K	303.15 K	308.15 K	313.15 K	318.15 K
EG
𝑎	0.99820	0.99705	0.99558	0.99397	0.99214	0.99016
𝑏	0.0060	0.0037	0.0042	0.0055	0.0065	0.0061
𝑐	0.0017	0.0087	0.0070	0.0034	0.0001	0.0008
𝜎	0.0001	0.0004	0.0003	0.0002	0.0001	0.0001
DEG
𝑎	0.99832	0.99708	0.99565	0.99423	0.99236	0.99022
𝑏	0.0134	0.0143	0.0134	0.0105	0.0115	0.0148
𝑐	0.0013	−0.0004	0.0012	0.0067	0.0047	−0.0024
𝜎	0.0001	0.0002	0.0003	0.0002	0.0003	0.0003
TEG
𝑎	0.99836	0.99721	0.99589	0.99391	0.99176	0.99009
𝑏	0.0213	0.0228	0.0223	0.0234	0.0253	0.0257
𝑐	−0.0006	−0.0042	−0.0034	−0.0051	−0.0083	−0.0098
𝜎	0.0003	0.0002	0.0002	0.0001	0.0003	0.0003