Introduction to Colloid and Surface Chemistry |
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Page 119
... electrolyte concentration magnifies the above screening effect and so leads to a compacting of the diffuse double ... concentration of uni - univalent electrolyte and ( b ) counter - ion valency at a constant equivalent concentration of ...
... electrolyte concentration magnifies the above screening effect and so leads to a compacting of the diffuse double ... concentration of uni - univalent electrolyte and ( b ) counter - ion valency at a constant equivalent concentration of ...
Page 147
... Concentrations The transition between stability and flocculation , although in principle a gradual one , usually occurs over a small range of electrolyte concentration , and flocculation concentrations can be determined quite sharply ...
... Concentrations The transition between stability and flocculation , although in principle a gradual one , usually occurs over a small range of electrolyte concentration , and flocculation concentrations can be determined quite sharply ...
Page 150
... electrolyte which cause hydrophobic sols to flocculate , but are often precipitated ( salted out ) when the electrolyte concentration is high . The ions of the added electrolyte dehydrate the hydrophilic colloid by competing for its ...
... electrolyte which cause hydrophobic sols to flocculate , but are often precipitated ( salted out ) when the electrolyte concentration is high . The ions of the added electrolyte dehydrate the hydrophilic colloid by competing for its ...
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acid adsorbed adsorption adsorption isotherm approximately aqueous behaviour Brownian calculated cell charged surface chemisorption cm-¹ cm³ coefficient colloidal dispersions colloidal particles colloidal systems constant contact angle counter-ions curve cylinder decreases deflocculated deformation depends detergent diffusion dispersion medium distance droplets effect electrical double layer electrode electrolyte emulsifying equation equilibrium example Figure film flocculation flocculation concentration flow hydrocarbon chains hydrophilic increase interaction interface intrinsic viscosity ionic ions isotherms light scattered material measured membrane method micelles mixed film molecular weight molecules monolayer monomolecular motion O/W emulsions orientated osmotic pressure physical adsorption plate polymer polymerization pores porous potential energy potential gradient protein ratio relative repulsive sample sedimentation shear soaps sodium solid surface soluble solution solvation solvent spherical particles stability Stern layer stress surface tension surface-active surfactant temperature theory thermal thixotropic valency vapour pressure velocity viscoelastic viscometer volume W/O emulsions Waals wetting zero zeta potential