34 g of hydrogen peroxide is present in 1120 ml of solution. This solution is called

Amount  of H2O2  in  one  ml=341120 gH2O2  →   H2O+12 O2∴   34  g  of  H2O2 gives  16  g  or  11200  ml  of  O2∴  341120  g  H2O2 =1120034 ×341120=10 ml  O2∴   Volume  strength  of  H2O2 =10  volume