question_answer

The flocculation value of HCl for arsenic sulphide sol. is\[30\text{ }m\text{ }mol\text{ }{{L}^{1}}\]. If \[{{H}_{2}}S{{O}_{4}}\]is used for the flocculation of arsenic sulphide, the amount, in grams, of \[{{H}_{2}}S{{O}_{4}}\] in 250 ml required for the above purpose is ______. (molecular mass of \[{{H}_{2}}S{{O}_{4}}\] = 98 g/mol) [JEE MAIN Held on 07-01-2020 Evening]

Answer:

0.37