Volume strength of H2O2 solution is 56 volume. Normality of this solution is equal to
10 N
5 N
20 N
2.5 N
10 volume H2O2 = 0.89 M = 1.78 N
11.2 volume H2O2 = 1 M ;
5.6 volume H2O2 = 1 N ;