Most widely and commonly used coagulant for the removal of suspended impurities in water is __________________?

Related Mcqs:

Maleic anhydride is produced by catalytic oxidation of____________________?

A. Toluene B. Ethyl alcohol C. Naphthalene D. Benzene...

Cation exchanger is regenerated usually with_________________________?

A. NaOH B. H2SO4 C. Hydrazine D. Alum solution...

High purity nitrogen is used in__________________?

A. Making protective gas (95% N2 + 5% H2) for annealing of cold rolled steel strip coils B. Fire fighting purposes C. Both A. & B. D. Neither A. nor (B)...

Which of the following is the second major component of cement ?

A. Al2O3 B. SiO2 C. CaO D. Fe2O3...

________________ acid is an unsaturated fatty acid ?

A. Palmitic B. Oleic C. Stearic D. Oxalic...