Mineral: |
Goethite |
Reference: |
MDCF93b |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
Yb<3+>
- ytterbium
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + Yb<3+> + H2O ⇔ »Fe-O-Yb(OH)<1+> + 2 H<1+> |
LogK: |
-7.6 ± 0.1
LogK°I=0 (Conversion to I = 0): -6.85
LogK2.31 nm−2 (SSD-normalized): -6.66
|
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]!, favoued surface complex for 2 g/L |
|