PH3

Formula : PH3

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
33.998 0.515 (Ref.: 01sch/sho) Schulte M.D., Shock E.L. and Wood R.H., 2001. The temperature dependence of the standard-state thermodynamic properties of aqueous nonelectrolytes. Geochimica et Cosmochimica Acta, 65, 3919-3930 25355 (Ref.: 01sch/sho) Schulte M.D., Shock E.L. and Wood R.H., 2001. The temperature dependence of the standard-state thermodynamic properties of aqueous nonelectrolytes. Geochimica et Cosmochimica Acta, 65, 3919-3930 -11159 (Ref.: Internal calculation) 114.642 (Ref.: 01sch/sho) Schulte M.D., Shock E.L. and Wood R.H., 2001. The temperature dependence of the standard-state thermodynamic properties of aqueous nonelectrolytes. Geochimica et Cosmochimica Acta, 65, 3919-3930 203.58 (Ref.: 01sch/sho) Schulte M.D., Shock E.L. and Wood R.H., 2001. The temperature dependence of the standard-state thermodynamic properties of aqueous nonelectrolytes. Geochimica et Cosmochimica Acta, 65, 3919-3930
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
0.0000 0.0000 0.0000 0.0000 144.0490 29.2939 -0.8468
Reaction properties

H+ + H2PO4- ⇌ PH3 + 2O2

298.15 K, 1 bar log10K: -209.46 ΔH°r:1267173 J·mol-1 (Ref.: 01sch/sho) Schulte M.D., Shock E.L. and Wood R.H., 2001. The temperature dependence of the standard-state thermodynamic properties of aqueous nonelectrolytes. Geochimica et Cosmochimica Acta, 65, 3919-3930
T(°C) 0 25 60 100 150 200 250 300
log10K -229.62 -209.46 -185.94 -164.08 -142.16 -124.47 -109.79 -97.20
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
1076.953848 0.176781 -130032.731172 -385.054282 4427154.730723