Explain the diluted peroxide solution had a density

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Reference no: EM13497510

10mL of a commercial peroxide solution measured with a volumetric pipet was diluted to 100mL in a volumetric flask and mixed thoroughly 25 mL of the diluted peroxide was titrated. Assume that the diluted peroxide solution had a density of 1.000 gmL-1.

volume of diluted hydrogen peroxide 25.00 mL
molarity of the potassium permanganate 1.992x10-2 M
potassium permanganate solution initial reading 1.17 mL, final reading 26.09 mL

a) Calculate the number of moles of KMNO4.
b) Calculate the number of moles of H2O2.
c) Calculate the mass of H2O2 in the unknown.

d) Calculate the percent H2O2 in the diluted peroxide.

e) Calculate the percent H2O2 in the commercial hydrogen peroxide.

Reference no: EM13497510

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