first calculate the molerity of al H2SO4 by the formula M=%strength *density %10/moleculer wt after this apply formula m1v1 +m2v2 =m3v3 here v2 is 1 and v1 +v2 =v3,here eq is 2 and veriable is 2 so find easily unknown.
Arun / Rashi - Authors Macromind MCQ of Chemistry from G.R Batla