Question

aqua regia is a mixture of ___ parts of concentrated nitric acid and ___ parts of concentrated hydrochloric acid​

Answer 1

Answer:

Aqua regia, mixture of concentrated nitric and hydrochloric acids, usually one part of the former to three parts of the latter by volume. This mixture was given its name (literally, “royal water”) by the alchemists because of its ability to dissolve gold and other so-called noble metals.

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