N2O

Formula : N2O

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
44.013 0.470 (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 113386 (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 61352 (Ref.: Internal calculation) 119.662 (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 21.42 (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 92.8262 -35.1397 -0.7719
Reaction properties

0.66666666666667N2 + 0.66666666666667NO2- + 0.66666666666667H+ ⇌ N2O + 0.333333333333333H2O

298.15 K, 1 bar log10K: -7.65 ΔH°r:42826 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 -8.36 -7.65 -6.87 -6.15 -5.41 -4.77 -4.19 -3.57
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
178.639694 0.038082 -9243.266472 -68.377311 226615.152125