DyH2PO4+2

Formula : DyH2PO4+2

Dernière mise à jour le 25.01.2021

THERMODYNAMICS

Individual properties (298.15 K)
M
g·mol-1
 V°
cm3·mol-1
 ΔGºf
J·mol-1
 ΔHºf
J·mol-1
 Sº
J·mol-1·k-1
 CP
J·mol-1·K-1
259.487 -5.224 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350. -1806651 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350. -2007174 (Ref.: Internal calculation) -145.603 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350. 213.56 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350.
HKF coefficients
a1·10
J·mol-1·bar-1
 a2·10-2
J·mol-1
 a3
J·K·mol-1·bar-1
 a4·10-4
J·K·mol-1
 c1
J·mol-1·K-1
 c2·10-4
J·K·mol-1
 ω·10-5
J·mol-1
6.7103 -16.1787 30.4265 -10.9579 208.4150 29.4767 6.6513
Reaction properties

Dy+3 + H2PO4- ⇌ DyH2PO4+2

298.15 K, 1 bar log10K: 0.96 ΔH°r:-7629 J·mol-1 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350.
T(°C) 0 25 60 100 150 200 250 300
log10K 1.17 0.96 0.92 1.07 1.42 1.91 2.54 3.35
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
865.712764 0.138168 -49784.606268 -313.465557 3260989.222327