Potassium tetraoxomanganate (VII) is often added to impur...
Potassium tetraoxomanganate (VII) is often added to impure water to?
reduce organic impurities
reduce inorganic impurities
destroy bacteria and algae
remove permanent hardness
Correct answer is C
Potassium permanganate is a point-of-entry treatment method that oxidizes dissolved iron, manganese, and hydrogen sulfide into solid particles that are filtered out of the water. It can also be used to control iron bacteria growth in wells.
The following alloys contain copper except ...
The following compounds will decompose on heating except ...
The metallic bond in magnesium is stronger than that in calcium because magnesium has a ...
Mg2+(aq) + 2e->(aq) → Mg(s)E°(volts) = 2.370 Zn2+(aq) + 2e->(aq) → Zn(s)E°(volts) = -0.763 ...
Alkaline hydrolysis of naturally occurring fats and oils yields...