Introduction to Colloid and Surface Chemistry |
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Page 30
... solution and a solvent ( or two solutions of different concentration ) are separated from one another by a semipermeable membrane , i.e. a membrane which is permeable to the solvent but not to the solute . The tendency to equalize ...
... solution and a solvent ( or two solutions of different concentration ) are separated from one another by a semipermeable membrane , i.e. a membrane which is permeable to the solvent but not to the solute . The tendency to equalize ...
Page 31
... solution methods for measuring osmotic pressure27 . A simple set - up for measuring the osmotic pressure of an aqueous solution is shown in Figure 2.8 . Certain practical difficulties arise if the solution is simply allowed to rise and ...
... solution methods for measuring osmotic pressure27 . A simple set - up for measuring the osmotic pressure of an aqueous solution is shown in Figure 2.8 . Certain practical difficulties arise if the solution is simply allowed to rise and ...
Page 32
... Solution - toluene interface Solvent -Colloidal solution Supported membrane Figure 2.8 . A simple osmometer equilibrium level has been reasonably accurate , then the two curves will be almost symmetrical , and by plotting the half - sum ...
... Solution - toluene interface Solvent -Colloidal solution Supported membrane Figure 2.8 . A simple osmometer equilibrium level has been reasonably accurate , then the two curves will be almost symmetrical , and by plotting the half - sum ...
Contents
THE COLLOIDAL STATE | 1 |
KINETIC PROPERTIES | 15 |
OPTICAL PROPERTIES | 38 |
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acid adsorbed adsorption adsorption isotherm approximately aqueous behaviour boundary Brownian capillary condensation cell charged surface chemisorption cm-ยน co-ions colloidal dispersions colloidal particles colloidal systems constant contact angle counter-ions cross-section curve cylinder decreases deflocculated deformation depends detergent dispersion medium distance droplets effect electrical double layer electrode electrolyte emulsifying equation equilibrium example Figure film flocculation flocculation concentration flow heat hydrocarbon chains hydrophilic increase interaction interface intrinsic viscosity ionic ions isotherms light scattered lyophobic material measurements 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 protein relative repulsive sample sedimentation shear soaps sodium solid surface soluble solution solvation solvent 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