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3 votes
The dust particles in water can be helped to settle down faster by

A.Common salt
B.Alum
C.Sugar
D.Alcohol

The dust particles in water can be helped to settle down faster by A.Common salt B-example-1

1 Answer

4 votes
The dust particles in the water can be helped to settle down faster by Alum.

So, your answer is option B. Alum.

Hope this helps!
User Nick R
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