Question

what is aqua regia?​

Answer 1

Answer:

Aqua regia is a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3. Aqua regia is a yellow-orange fuming liquid, so named by alchemists because it can dissolve the noble metals gold and platinum, though not all metals.

Answer 2

Answer:

Explanation:

Aqua regia is a freshly prepared mixture  of concentrated nitric acid and concentrated hydrochloric acid. It is formed by mixing concentrated hydrochloric acid and concentrated nitric acid in 3:1 ratio. This mixture is also known as Royal water. This is  a corrosive, fuming yellow or red liquid, used  by jewelers to dissolves gold, platinum, etc,