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Q. .... is the number of particles per unit weight.

Q. In the determination of size, shape and structure of colloidal particles, which one of the following CAN NOT be used?

Q. Which one of the following is primarily NOT a chemical decomposition?

Q. According to International Pharmaceutical Federation, the recommended overages be limited to the maximum percent of:

Q. The ratio of the sedimentation volume in case of flocculated suspension to the sedimentation volume in case of deflocculated suspension is called

Q. Normally, ethyl acetate undergoes hydrolysis in presence of H+ and (OH)-ions. The order of the reaction observed in the acidic and alkaline solutions, respectively, are:

Q. The continuous collisions between the colloidal particles and molecules of dispersion medium produce zigzag movement of colloidal particles which is known as

Q. Porosity is expressed in

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

Q. Emulsion is