RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Anatase
Reference: SWGWW09
SCM Type: CC - Constant Capacitance
Ligand: SeO3<2-> - selenite
Site Type: »X-OH
Equation: »X-OH + SeO3<2-> + H<1+>  ⇔  »X-SeO3<1-> + H2O
LogK: 11.8         LogK2.31 nm−2 (SSD-normalized):   11.39
Experiment: Batch Sorption Experiments
Ionic Strength: NaCl
Temperature: 298.15 K
Solid/Liquid Ratio: 5.0 g/L
pH Range: 2.5-9
Ligand Concentration Range: 4.43E-6; 5.39E-5 mol/L
Fit Method: FITEQL
Comment: three ionic strength: 0.001 M, 0.01 M, 0.1 M; original equation in the study: »X-OH + HSeO3<1-> = »X-SeO3<1-> + H2O with logK = 3.4; formation constant logK = 8.4 for the reaction H<1+> + SeO3<2-> = HSeO3<1-> [HBCPT02]
 
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