RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	GCS02
SCM Type:	CC - Constant Capacitance (C₁: 7.0 F/m²)
Ionic Strength:
Site Type:	»Si-OH
PZC:
pK1:
pK2:	6.94
Site Density in nm^-2:
Original Site Density:	0.0005 mol / L solution
Solid/Liquid Ratio in g/L:
pH Range:
Temperature in K:	298.15
Method for Site Density:	Literature
Method for Protolysis:	Literature
Fit Method:	GRFIT
Comment:	in the study: »Si-(OH)2; logarithmic deprotonation constant of the silica surface was assumed to be 6.94 in accordance with the literature; total conc. of surface sites [»Si-(OH)2]tot = 0.51 mM [O95b]; »Si-(OH)2 is a hypothetical average surface adsorption site: »Si-(OH)2 = »SiO2H<1-> + H<1+>

1 data sets were retrieved