HCl

Formula : HCl

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
36.460 16.383 (Ref.: 99aki/zot, d'apres 97tag/zot) -127166 (Ref.: 97tag/zot) Tagirov B. R., Zotov A. V. and Akinfiev N. N., 1997. Experimental study of dissociation of HCl from 350 to 500C and from 500 to 2500 bars: Thermodynamic properties of HCl(aq). Geochimica et Cosmochimica Acta, 61, 4267-4280 -179377 (Ref.: Internal calculation) 1.761 (Ref.: 99aki/zot, d'apres 97tag/zot) 149.54 (Ref.: 99aki/zot, d'apres 97tag/zot)
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
67.6021 -47.8277 -193.2450 -9.6399 194.4370 -22.0961 0.0000
Reaction properties

Cl- + H+ ⇌ HCl

298.15 K, 1 bar log10K: -0.71 ΔH°r:-12298 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -0.46 -0.71 -0.85 -0.81 -0.53 -0.09 0.49 1.25
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
476.802928 0.090813 -25456.961937 -177.022888 1673498.370268