Introduction to Colloid and Surface ChemistryThe colloidal state; Kinetic properties; Optical properties; Liquid-gas and liquid- liquid interfaces; The solid-gas interface; Charged interfaces; Colloid stability; Rheology; Emulsions and foams. |
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Page 99
... decrease in entropy . Since adsorption also involves a decrease in free energy , then from the thermodynamic relationship AG = AH - TAS it is evident that AHads , must be negative , i.e. the adsorption of ( 5.1 ) gases and vapours on ...
... decrease in entropy . Since adsorption also involves a decrease in free energy , then from the thermodynamic relationship AG = AH - TAS it is evident that AHads , must be negative , i.e. the adsorption of ( 5.1 ) gases and vapours on ...
Page 120
... decreased since some of the glass - water inter- face is replaced by hydrocarbon - water interface ( Figure 6.3a ) ... decrease . On the other hand , if 0 is greater than 90 ° , the liquid will tend not to pene- trate into the hollows ...
... decreased since some of the glass - water inter- face is replaced by hydrocarbon - water interface ( Figure 6.3a ) ... decrease . On the other hand , if 0 is greater than 90 ° , the liquid will tend not to pene- trate into the hollows ...
Page 138
... decreases exponentially with distance from the charged surface . Close to the charged surface , where the potential is likely to be relatively high and the Debye- Hückel approximation inapplicable , the potential is predicted to decrease ...
... decreases exponentially with distance from the charged surface . Close to the charged surface , where the potential is likely to be relatively high and the Debye- Hückel approximation inapplicable , the potential is predicted to decrease ...
Contents
THE COLLOIDAL STATE | 1 |
KINETIC PROPERTIES | 16 |
OPTICAL PROPERTIES | 47 |
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adsorbed adsorption adsorption isotherm agents behaviour calculated capillary cell charge number charged surface chemisorption cm³ coefficient colloidal condensation constant contact angle counter-ions curve decrease depends detergent diffusion dispersion medium distance droplets effect electric double layer electric field electro-osmosis electrode electrokinetic electrolyte electrolyte concentration electrophoretic mobility emulsifying emulsion equation equilibrium example experimental fatty acids Figure flocculation flocculation concentration flow foam forces increase interaction interface intrinsic viscosity ions isotherms Langmuir Langmuir equation light scattered liquid lyophobic material measurements method micelles mol dm-3 molecules monolayer monomolecular nitrogen O/W emulsions phase physical adsorption polymer polymerisation pore porous potential energy protein radius ratio relative molecular mass result sample sedimentation shear silver iodide soaps sodium solid surface solvation solvent stabilising stability Stern layer streaming potential surface conductance surface tension surface-active surfactant temperature theory V/Vm vapour velocity viscoelastic viscosity volume Waals attraction wetting zeta potential