Alum [Al2(SO4)3] is used as a coagulant in water treatmen... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Alum [Al2(SO4)3] is used as a coagulant in water treatment to remove____________________?

Correct answer: D

Explanation

Alum helps remove suspended particles (turbidity), color-causing substances, and can also aid in removing some bacteria.

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