1.

The reason why conc. H_2SO_4 is used to prepare other acids like HCl, HNO_3 etc., is that

Answer»

`H_2SO_4` is a stronger acid than these acids
`H_2SO_4` is a strong dehydrating AGENT
`H_2SO_4` is a strong OXIDISING agent
`H_2SO_4` has a HIGHER boiling point.

Solution :`H_2SO_4` with higher boiling point can easily displace, equally strong but volatile acids like HCL, `HNO_3` easily.


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