Which of the following methods helps in separating cream from milk?

A. saturated solution B. unsaturated solution C. supersaturated solution D. none of the above

A. mixture of two solids B. those which boil at different temperatures C. those which can be fractionally distilled D. the constant boiling mixture

A. difference in their densities B. difference in their composition C. equal in densities D. All of the above

A. electro-osmosis B. emulsion C. emulsification D. demulsification