" Formalin is an aqueous solution of "

Formalin is 40% aqueous solution of :

Formalin is a 40% aqueous solution of : Methanol, Ethanol, Methanal, Ethanal.

Formalin is 40% aqueous solution of. ……….. .

A is an aqueous solution of Acid and B is an aqueous solution of base. These are diluted separately. Then

Statement I: Salt solution is an aqueous solution. Statement II: If water is used as the solvent, the resultant solution is called an aqueous solution.