RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: HWGC15
SCM Type: DDL - Diffuse Double Layer
Ligand: SO4<2-> - sulfate
Site Type: »Fe-OH
Equation: 2 »Fe-OH + SO4<2->  ⇔  (»Fe-OH)2-SO4<2->
LogK: 7.2        LogK°I=0 (Conversion to I = 0):   7.38         LogK2.31 nm−2 (SSD-normalized):   9.07
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L NaCl
Solid/Liquid Ratio: 4.0 g/L
pH Range: 3 - 9
Ligand Concentration Range: 1E-4; 1E-3 mol/L
Fit Method: MINEQL
Comment: outer-sphere adsorption; site occupancy based equilibrium constant using the corrections proposed by Sverjensky (2003)
 
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