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Q. Electrodialysis method is employed in the colloidal chemistry for the purpose of :

Q. Microemulsions contain globules of the size about .........

Q. In an emulsion, the velocity of sedimentation is found to be negative. It means that the creaming is:

Q. The integral equation (in common notation) k = x/at (a - x) is concerned with the order:

Q. The movement of colloidal particles through a liquid under the influence of electric field is called

Q. In the determination of the gold number of a protective colloid, the endpoint is indicated by:

Q. which of the following is cause of physical degradation of drug?

Q. The unit of rate constant for second order reaction is

Q. Andreasen pipette is widely used method to determine particle size distribution by

Q. For an ideal suspension, the sedimentation volume should be: