NIST TRC ThermoML Dataset

Enthalpies of dilution of aqueous solutions of n-butanol, butanediols, 1,2,4-butanetriol, and 1,2,3,4-butanetetrol at 298.15 K Romero, C.M.; P?ez, M.S.; Lamprecht, I.; Thermochimica Acta 2005, 437, 26-29

Journal: Thermochimica Acta
Sample Quantity(ies): Molar enthalpy of dilution
Methodology: Flow calorimetry
Phase(s): Liquid
Substances:
1. 1,2-butanediol C4H10O2 (BMRWNKZVCUKKSR-UHFFFAOYSA-N) - Commercial source
2. water H2O (XLYOFNOQVPJJNP-UHFFFAOYSA-N) - Commercial source

Data

T = 298.15 K, P = 101.325 kPa
m (mol kg^-1)	m (mol kg^-1)	H_m,dil (kJ mol^-1)
0.3181	0.1540	-0.1294
3.3040	1.4093	-1.772
3.9404	1.6392	-2.1418
4.5069	1.8345	-2.3796
5.2030	2.0633	-2.7058
0.4728	0.2273	-0.2012
0.5129	0.2461	-0.2131
0.7251	0.3447	-0.3285
0.9705	0.4564	-0.4462
1.4991	0.6890	-0.7194
1.7288	0.7868	-0.865
2.3694	1.0497	-1.2217
2.6418	1.1574	-1.3936

17947; 1,2-butanediol + water; 00004:01792