Introduction to Colloid and Surface Chemistry |
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Page 49
Duncan J. Shaw. A 4 LIQUID - GAS AND LIQUID– LIQUID INTERFACES SURFACE AND INTERFACIAL TENSIONS It is well known that ... surface free energy of a liquid is defined as the work in 49.
Duncan J. Shaw. A 4 LIQUID - GAS AND LIQUID– LIQUID INTERFACES SURFACE AND INTERFACIAL TENSIONS It is well known that ... surface free energy of a liquid is defined as the work in 49.
Page 50
Duncan J. Shaw. energy of a liquid is defined as the work in ergs required to increase the area of the liquid surface by 1 cm2 , and has the dimensionally equivalent units erg cm - 2 . Surface tension and surface free energy are ...
Duncan J. Shaw. energy of a liquid is defined as the work in ergs required to increase the area of the liquid surface by 1 cm2 , and has the dimensionally equivalent units erg cm - 2 . Surface tension and surface free energy are ...
Page 92
... liquid attraction ; for example , water droplets will adhere to the underside of a paraffin wax surface ( 0 ~ 110 ° ) . Some writers correlate < 90 ° with wetting and > 90 ° with non - wetting in order to be in approximate keeping with ...
... liquid attraction ; for example , water droplets will adhere to the underside of a paraffin wax surface ( 0 ~ 110 ° ) . Some writers correlate < 90 ° with wetting and > 90 ° with non - wetting in order to be in approximate keeping with ...
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-¹ 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