How will you prepare hydrochloric acid by laboratory method? – InterviewSolution

1.	How will you prepare hydrochloric acid by laboratory method?
Answer» Solution :It is prepared by the ACTION of sodium chloride and concentrated sulphuric acid. `NaCl+H_(2)SO_(4)rarr NaHSO_(4)+HCl` `NaHSO_(4)+NaClrarr Na_(2)SO_(4)+HCl` Dry HYDROCHLORIC acid is obtained by passing the gas through conc. Sulphuric acid.

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