Chemistry · Acids, Bases and Salts
Aqua regia is a highly corrosive mixture prepared by mixing concentrated hydrochloric acid (HCl) and concentrated nitric acid (HNO3) in which of the following volumetric ratios?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13 parts conc. HCl + 1 part conc. H2SO4
- 21 part conc. HNO3 + 1 part conc. H2SO4
- 33 parts conc. HNO3 + 1 part conc. HCl
- 43 parts conc. HCl + 1 part conc. HNO3✓
Correct answer
3 parts conc. HCl + 1 part conc. HNO3
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