Question

Aqua ragia is a 3:1 mixture of
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Answer 1

Answer:

Aqua regia is a freshly prepared mixture of 1 part of concentrated nitric acid and 3 parts of concentrated hydrochloric acid.

Explanation:

Thus the ratio conc. HNO3 and conc. HCL in aqua regia is 1:3.

Answer 2

Answer:

Aqua regia is a mixture of concentrated hydrochloric acid and nitric acid in the ratio of 3:1, and can dissolve noble metals like gold.