1.

Which of the following are present in a dilute aqueous solution of hydrochloric acid? (a) H3O+ + Cl– (b) H3O+ + OH– (c) Cl– + OH– (d) unionised HCl

Answer»

The answer is (a) H3O+ + Cl

Acid produces Hydrogen which will combine with water molecule to produce Hydronium ion.



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