Mineral: |
Magnesite |
Reference: |
PPS04 |
SCM Type: |
CC - Constant Capacitance
|
Ionic Strength: |
0.0 mol/L of
|
Site Type: |
»CO3H |
PZC: |
|
pK1: |
|
pK1°I=0 (Conversion to I = 0): |
|
|
pK2: |
4.65 |
pK2°I=0 (Conversion to I = 0): |
4.65 |
pK22.31 nm−2 (normalized): |
3.98 |
Site Density in nm-2: |
10.8397 |
Original Site Density: |
18.0 µmol / m² surface
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
298.15 |
Method for Site Density: |
Literature |
Method for Protolysis: | Literature |
Fit Method: | MINTEQA2 |
Comment: |
pk values and SSD taken from [PST99a]; 50-100 g/L magnesite; a 1:1 stoichiometry between carbonate and magnesium sites at the magnesite surface assumed, site density was fixed as 18 µmol/m² which is the maximal possible concentration of surface sites |
|
Mineral: |
Magnesite |
Reference: |
PPS04 |
SCM Type: |
CC - Constant Capacitance
|
Ionic Strength: |
0.0 mol/L of
|
Site Type: |
»Mg-OH |
PZC: |
|
pK1: |
10.6 |
pK1°I=0 (Conversion to I = 0): |
10.60 |
pK12.31 nm−2 (normalized): |
11.27 |
pK2: |
12.0 |
pK2°I=0 (Conversion to I = 0): |
12.00 |
pK22.31 nm−2 (normalized): |
11.33 |
Site Density in nm-2: |
10.8397 |
Original Site Density: |
18.0 µmol / m² surface
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
298.15 |
Method for Site Density: |
Literature |
Method for Protolysis: | Literature |
Fit Method: | MINTEQA2 |
Comment: |
pk values and SSD taken from [PST99a]; 50-100 g/L magnesite; a 1:1 stoichiometry between carbonate and magnesium sites at the magnesite surface assumed, site density was fixed as 18 µmol/m² which is the maximal possible concentration of surface sites |
|