Introduction to Colloid and Surface Chemistry |
From inside the book
Results 1-3 of 15
Page 15
... velocity . Provided that the velocity is not too great , which is always the case for colloidal ( and somewhat larger ) particles , the resistance of the liquid is , to a first approximation , proportional to the velocity of the ...
... velocity . Provided that the velocity is not too great , which is always the case for colloidal ( and somewhat larger ) particles , the resistance of the liquid is , to a first approximation , proportional to the velocity of the ...
Page 113
... velocity of adsorption depends on : ( a ) the rate at which gas molecules collide with the solid surface , which is proportional to the pressure ; ( b ) the probability of striking a vacant site , ( 1 − v / vm ) ; and ( c ) an ...
... velocity of adsorption depends on : ( a ) the rate at which gas molecules collide with the solid surface , which is proportional to the pressure ; ( b ) the probability of striking a vacant site , ( 1 − v / vm ) ; and ( c ) an ...
Page 154
... velocity gradient dʊ / dx between the planes , i.e. T = ηdv / dx η where η is the coefficient of viscosity . The c.g.s. unit of ʼn is the poise ( i.e. dyne cm - 2 sec or g cm - 1 sec ̄1 ) . For most pure liquids and for many solutions ...
... velocity gradient dʊ / dx between the planes , i.e. T = ηdv / dx η where η is the coefficient of viscosity . The c.g.s. unit of ʼn is the poise ( i.e. dyne cm - 2 sec or g cm - 1 sec ̄1 ) . For most pure liquids and for many solutions ...
Other editions - View all
Common terms and phrases
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