RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: MDCF93b
SCM Type: CC - Constant Capacitance
Ligand: Yb<3+> - ytterbium
Site Type: »Fe-OH
Equation: »Fe-OH + Yb<3+>  ⇔  »Fe-O-Yb<2+> + H<1+>
LogK: 0.2 ± 0.2         LogK°I=0 (Conversion to I = 0):   1.06         LogK2.31 nm−2 (SSD-normalized):   1.14
Experiment: Potentiometric Titration
Ionic Strength: 0.1 mol/L NaNO3
Solid/Liquid Ratio: 2.0 g/L
pH Range: 5-8
Ligand Concentration Range: 2E-5 mol/L
Fit Method: FITEQL
Comment: no citation of C1 (probably 1.2 as in [MDCF93a]!
 
1 data sets were retrieved