Question: what are the major ions present in an aqueous hno3 solution?
Answer: Nitric acid, HNO3, was known to the alchemists of the 8th century as “aqua... ... It is a strong acid, completely ionized into hydronium (H3O+) and nitrate (NO3−) ions in aqueous solution, and a powerful oxidizing agent (one that acts as electron acceptor in oxidation-reduction reactions).