CuHPO4

Formula : CuHPO4

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
159.525 -1049509 (Ref.: 07pow/bro) Powell, K.J., Brown, P.L., Byrne, R.H., Gadja, T., Hefter, G., Sjoberg, S., Wanner, H., 2007. Chemical speciation of environmentally significant metals with inorganic ligands Part 2 : The Cu[2+]-OH[-], Cl[-], CO[3][2-], SO[4][2-], and PO[4][3-] systems : (IUPAC Technical Report). Pure and applied chemistry, USA. -1219419 (Ref.: Internal calculation) -20.000 (Ref.: 00pui) Puigdomenech, I., 2000. Thermodynamic data for copper: implications for the corrosion of copper under repository conditions, SKB report. SKB/Swedish Nuclear Fuel and Waste Management, p. 96.
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

Cu+2 + H2PO4- ⇌ CuHPO4 + H+

298.15 K, 1 bar log10K: -3.96 ΔH°r:18003 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -4.25 -3.96 -3.64 -3.39 -3.15 -2.93 -2.65 -2.21
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
988.063975 0.149566 -53812.799928 -359.288493 2925283.605116