Mineral: |
Bentonite |
Reference: |
SVSBC98 |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
CO3<2->
- carbonate
|
Site Type: |
»X-OH |
Equation: |
»X-OH + CO3<2-> + 2 H<1+> ⇔ »X-OH2-HCO3 |
LogK: |
21.6 LogK°I=0 (Conversion to I = 0): 22.24
LogK2.31 nm−2 (SSD-normalized): 25.54
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
granitic water
|
Temperature: |
298.0 K |
Solid/Liquid Ratio: |
35.42 g/L |
pH Range: |
4-11 |
Ligand Concentration Range: |
4.8E-2 mol/L |
Fit Method: |
FITEQL |
Comment: |
recaculation of the given equation: »X-OH + H<1+> = »X-OH2<1+> logK2 =- pK1; CO3<2->+H<1+>=HCO3<1-> logKCO3=10.327; »X-OH2<1+>+HCO3<1->=»X-OH2-HCO3 logK9; »X-OH2<1+>+CO3<2->+H<1+>=»X-OH2-HCO3 logK2+logKCO3+logK9 |
|