H2As3S6-

Formula : H2As3S6-

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
419.177 92.007 (Ref.: 05bes/app) Bessinger, B. and Apps, J.A., 2005. The Hydrothermal Chemistry of Gold, Arsenic, Antimony, Mercury and Silver. Report LBNL-57395, 52 p. -129051 (Ref.: 05bes/app) Bessinger, B. and Apps, J.A., 2005. The Hydrothermal Chemistry of Gold, Arsenic, Antimony, Mercury and Silver. Report LBNL-57395, 52 p. -156130 (Ref.: Internal calculation) 404.593 (Ref.: 05bes/app) Bessinger, B. and Apps, J.A., 2005. The Hydrothermal Chemistry of Gold, Arsenic, Antimony, Mercury and Silver. Report LBNL-57395, 52 p. 471.66 (Ref.: 05bes/app) Bessinger, B. and Apps, J.A., 2005. The Hydrothermal Chemistry of Gold, Arsenic, Antimony, Mercury and Silver. Report LBNL-57395, 52 p.
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
60.2760 114.6210 -20.8133 -16.3657 307.6160 83.3972 0.6590
Reaction properties

3H2AsO3- + 6HS- + 8H+ ⇌ H2As3S6- + 9H2O

298.15 K, 1 bar log10K: 100.90 ΔH°r:-503405 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K 109.21 100.90 91.96 84.46 77.94 73.76 71.53 71.40
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
4999.193862 0.810339 -247680.602625 -1816.471582 16495465.668783