Wednesday, August 10, 2011

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A 2.00 ml sample of an aqueous solution of hydrogen peroxide, H2O2(aq), is treated with an excess of KI (aq).The liberated I2 reguires 12.40 mL of 0.1025 M NaS2O3, for its titration. Is the H2O2(aq) up to full strength (3% H2O2 by m) as an antiseptic sol;ution? ume that the density of the aqueous solution of H2O2(aq) is 1.00 g/mL.

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