Mineral: |
Goethite |
Reference: |
MFG98 |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
AsO3<3->
- arsenite
|
Site Type: |
»Fe-OH |
Equation: |
2 »Fe-OH + AsO3<3-> + 2 H<1+> ⇔ (»Fe)2-AsO3<1-> + 2 H2O |
LogK: |
35.211
LogK2.31 nm−2 (SSD-normalized): 44.54
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
|
Fit Method: |
FITEQL |
Comment: |
background electrolyte information missing; original equation in the study: 2 »Fe-OH + H3AsO3 = (»Fe)2-AsO3<1-> + H<1+> + 2 H2O, logK = 0.511; formation constant in aqueous solution: H3AsO3 = AsO3<3-> + 3H<1+> with logK = -34,7 (MBK00] |
|