1.

The rate of sedimentation is increased by adding ____ to the water.a. Saltb. Sugarc. Alumd. Soap

Answer»

Sedimentation is the process in which particles separate from a liquid because of gravity.The rate of sedimentation is increased by adding ____ to the water.

The correct OPTION is C) alum.

Alum is ADDED to PURIFY water as ALUMINIUM Sulphate.

It is a coagulant.

When Alum is added to the muddy water, the mud particles ACCUMULATE to settle down.



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