RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: LE94
SCM Type: TL - Triple Layer
Ligand: Na<1+> - sodium
Site Type: »Fe-OH
Equation: »Fe-OH + Na<1+>  ⇔  »Fe-O-Na + H<1+>
LogK: -9.648        LogK°I=0 (Conversion to I = 0):   -9.65         LogK2.31 nm−2 (SSD-normalized):   -8.71
Experiment: Potentiometric Titration
Ionic Strength: 0.1 mol/L NaCl
Temperature: 298.15 K
Solid/Liquid Ratio: 3.612 g/L
pH Range: 5-10
Ligand Concentration Range: 0.1 mol/L
Fit Method: FITEQL
Comment: other ionic strengths were 0.01 and 0.001 M, good fit with Vy= 0.57; temperature 25+-0.2°C
 
1 data sets were retrieved