Mineral: |
Goethite |
Reference: |
VTL01 |
SCM Type: |
TL - Triple Layer |
Ligand: |
Pb<2+>
- lead
|
Site Type: |
»Fe-OH |
Equation: |
2 »Fe-OH + Pb<2+> + CO3<2-> ⇔ (»Fe-O)2-HPbCO3<1-> + H<1+> |
LogK: |
6.22 LogK°I=0 (Conversion to I = 0): 6.97
LogK2.31 nm−2 (SSD-normalized): 8.09
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Solid/Liquid Ratio: |
4.8 g/L |
pH Range: |
3-7 |
Ligand Concentration Range: |
4.8E-4 mol/L |
Fit Method: |
FITEQL |
Comment: |
400µatm CO2; sorption was unaffected upon equilibration with up to 1% CO2; binuclear configuration |
|