1.

A qha-regia is a mixtue of

Answer»

`1:3` mixture of CON HCL & con `HNO`
`3:1` mixture of con HCl & con `HNO_(3)`
`1:3` mixture of con HCl & con `H_(2)SO_(4)`
3`:1` mixture of con `H_(2)SO_(4)` & con HCl

Solution :3 parts HCl and 1 PART `HNO_(3)` mixture is called aqua regia.


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