RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: GESGA97
SCM Type: CC - Constant Capacitance
Ligand: AsO4<3-> - arsenate
Site Type: »Fe-OH
Equation: 2 »Fe-OH + AsO4<3-> + 2 H<1+>  ⇔  (»Fe)2-AsO4<-1> + 2 H2O
LogK: 11.4         LogK2.31 nm−2 (SSD-normalized):  
Experiment: Potentiometric Titration
Ionic Strength: NaNO3
Temperature: 298.2 K
Fit Method: FITEQL
Comment: 0.01M or 0.1M NaNO3; T=298.2+-0.1K; inner-sphere, bidentate surface complexes
 
1 data sets were retrieved