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Aqua regia is a mixture of the following in the ratio 1:3 by volume

A conc. HNO3 and conc. HCl
B conc. HNO3 and conc. H2SO4
C dia. HCl and dil. HNO3
D conc. HCL and conc. HNO3

Answer & Explanation

Answer: Option [D]


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