1.

Ferric alum does not form precipitate with.

Answer»

NaOH
`BaCl_(2)`
`Na_(2)CO_(3)`
`H_(2)S" GAS"`

Solution :For maximum volume of 3M HCl solution 2M, 1L HCl solution should be USED completely.
`M_(1)V_(1)+M_(2)V_(2)=M_(F)V_(f)""2xx1+5xxV=3xx(1+V),V=(1)/(2)L,V_(f)=(3)/(2)l`


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