While using sedimentation method for size analysis, addition of a defl – McqOptions

MCQOPTIONS

1.	While using sedimentation method for size analysis, addition of a deflocculating agent to a suspension is necessary in order to:
A.	accelerate the process of sedimentation
B.	make the particles spherical
C.	prevent the aggregation
D.	satisfy Reynolds number
Answer» D. satisfy Reynolds number

Discussion

No Comment Found

Related MCQs

In the determination of size, shape and structure of colloidal particles, which one of the following CAN NOT be used?
Which quality of the dispersed phase is responsible for the increased viscosity of a hydrophilic colloidal dispersion?
If kinetic energy of interaction is about 25 kT (Where k is gas constant), the system can be considered to have:
Which one of the following properties is extensively applied for determining the molecular weight of polymer?
The continuous collisions between the colloidal particles and molecules of dispersion medium produce zigzag movement of colloidal particles which is known as
.......... is the method accountable for the development of stable dispersion of colloidal particles in dispersion medium.
An o/w microemulsion is prepared using a hydrophilic surfactant. The appearance of the microemulsion is:
In exothermic Reaction, if we increase the temperature in the exothermic reaction the rate of reaction will.........
Emulsions are defined as thermodynamically unstable systems. The events that follow sequentially towards instability are:
............ exists when dispersed solid particles in a suspension retain change in relation their adjoining liquid medium.