In the course of purifying water for town supply the wate...
In the course of purifying water for town supply the water is passed through large settlings tanks, containing sodium aluminate (III) to remove?
large particles
germs
fine particles
odour
Correct answer is C
Potash alum [kAl(SO4)2] n sodium aluminate (ii) (NaHCO2) are added to cause coagulation.
As fine particles to clump together, forming large particles heavy enough to settle at the bottom of the tanks as impurities.
For a given solute, the concentration of its saturated solution in different solvents are ...
What is the atomic number of Boron? ...
The presence of unpaired electrons in an atom of a transition metal gives rise to ...
What is the chemical symbol for Chlorine? ...
What is the chemical symbol for Iron? ...
Consider the reaction represented by the following equation: N2(g) + 3H2(g) ⇌ 2NH3(g); ∆H = - 92...