Meaning of aqua regia | Babel Free

Definitions

A mixture of three parts concentrated hydrochloric acid to one part concentrated nitric acid, named for its ability to dissolve gold.

archaic, uncountable

Equivalents

Examples

“Consider another example. If gold is placed in aqua regia then it dissolves. Aqua regia is a mixture of nitric and hydrochloric acids that dissolves gold or platinum. Observation of gold dissolving in aqua regia (argument 1 1) lends credence to the above conditional statement. Not placing the gold into aqua regia and gold not dissolving (argument 0 0) does not disprove the truth-value of this conditional.”

CEFR level