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Write down a chemical reaction in suppor...

Write down a chemical reaction in support of the fact that sulphuric acid has low volatility.

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Because of its low volatility, `H_(2)SO_(4)` can be used to prepare more volatile acids like HF, HCl and `HNO_(3)` from their corresponding salts.
`2MX+underset("(less volatile)")(H_(2)SO_(4))tounderset("(more volatile)")(2HX)+M_(2)SO_(4)(X=F,Cl,NO_(3))`
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