During water treatment for town supply, water is passed t...
During water treatment for town supply, water is passed through layers of send beds in order to
soften the water
filter the water
decolorize the water
destroy the germs in the water
coagulate colloidal particles in the water
Correct answer is B
No explanation has been provided for this answer.
Metalliods are also referred to as ...
Which of the following statements about the solubility of a salt is correct? ...
How many moles of (H+) are there in 1 dm3 of 0.5 M solution of H2SO4?...
The reactivity of fluorine is due to? ...
How much sodium hydroxide is required to make 250 cm3 of 0.1 molar solution? Na=23; 0=16; H=1] ...
From the above diagram; The caustic soda in the conical flask serves to ...