FePO4-

Formula : FePO4-

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
150.818 -1161320 (Ref.: 79mat/spo) Mattigod S.V., and Sposito G., 1979, Chemical modeling of trace metal equilibria in contaminated soil solutions using the computer program GEOCHEM. In: Chemical Modeling in Aqueous Systems: Speciation, Sorption, Solubility, and Kinetics, E.A. Jenne (Ed),
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
Reaction properties

Fe+2 + H2PO4- ⇌ FePO4- + 2H+

298.15 K, 1 bar log10K: -11.63 ΔH°r: J·mol-1 (Ref.: )
T(°C) 0 25 60 100 150 200 250 300
log10K -11.63 -11.63 -11.63 -11.63 -11.63 -11.63 -11.63 -11.63
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-11.626151 0.000000 0.000000 0.000000 0.000000