A certain amount of hydrogen peroxide was dissolved in 100 mL of water and then titrated with 1.68 M KMnO4.

A certain amount of hydrogen peroxide was dissolved in 100 mL of water and then titrated with 1.68 M KMnO4. How much H2O2 was dissolved if the titration required 18.3 mL of the KMnO4 solution?

2KMnO4(aq) + H2O2(aq) + 3H2SO4(aq) → 3O2(g) + 2MnSO4(aq) + K2SO4(aq) + 4H2O(l)
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