RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Birnessite
Reference: TBM04
SCM Type: DDL - Diffuse Double Layer
Ligand: Ca<2+> - calcium
Site Type: »X-OH
Equation: »X-OH + Ca<2+>  ⇔  »X-O-Ca<1+> + H<1+>
LogK: -1.5        LogK°I=0 (Conversion to I = 0):   -1.50         LogK2.31 nm−2 (SSD-normalized):   1.22
Experiment: Best Estimate
Ionic Strength: 0.0 mol/L
Temperature: 298.15 K
Fit Method: FITEQL
Comment: synthetic hydrous Mn oxide; pKa2 and alpha values and published cation sorption data were used subsequently to determine equilibrium surface complexation constants
 
1 data sets were retrieved