RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: HVMK05
SCM Type: 1pK-BS - 1pK-Basic Stern
Ligand: Na<1+> - sodium
Site Type: »X-OH
Equation: »X-OH<0.5+> + Na<1+>  ⇔  »X-OH<0.5+>Na<1+>
LogK: 7.2         LogK2.31 nm−2 (SSD-normalized):   7.01
Experiment: Potentiometric Titration
Ionic Strength: NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 5.0 g/L
Fit Method: FIT
Comment: ionic strength of 0.01 or 0.1 M; equation converted for RES³T, original equation in the article: XO<0.5-> + Na<1+> = XO<0.5->Na<1+>, logK = -1.5
 
1 data sets were retrieved