3. Aqua regia is called as royal water because it dissolves gold its composition is 1:3 concentrated and how
(a) H2SO4: HNO3
(b) HNO3: H2SO4
(c) HNO3: HCI
(d) HCI: HNO3
4. Which one of the following four metals would he dionlond form the nolution of its molt hu nthar threa
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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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it's option c trust me bro
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