Some Basic Concepts of Chemistry Part 1

The flucculation value of HCl for arsenic sulphide sol. is 30 m mole L−1 . If H2SO4 is used for the flocculation of arsenic sulphide, the amount, in grams, of H2SO4 in 250 ml required for the above purpose is _______.
(molecular mass of H2SO4 = 98 g/mol)