RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Goethite
Reference: CW04
SCM Type: DDL - Diffuse Double Layer
Ligand: Au<3+> - gold
Site Type: »Fe-OH
Equation: »Fe-OH + Au(OH)3(H2O)  ⇔  »Fe-O-Au(OH)2 + 2 H2O
LogK: 17.0        LogK°I=0 (Conversion to I = 0):   17.96         LogK2.31 nm−2 (SSD-normalized):   17.94
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaCl
Temperature: 298.15 K
Solid/Liquid Ratio: 1.0 g/L
pH Range: 3-11
Ligand Concentration Range: 5E-7 mol/L
Fit Method: FITEQL
Comment: experiments in 0.1M NaCl; aqueous formation constant of Au(OH)3(H2O) logK=6.1
 
1 data sets were retrieved