A KMnO 4 (aq) solution is to be standardized by titration against As 2 O 3 (s).

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A KMnO4(aq) solution is to be standardized by titration against As2O3(s). A 0.1078 g sample of As2O3 requires 22.15 mL of the KMnO4(aq) for its titration. What is the molarity of the KMnO4(aq)?

5 As2O3 + 4 MnO4- + 9 H2O + 12 H→ 10 H3AsO4 + 4 Mn2+


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Related Book For  answer-question

General Chemistry Principles And Modern Applications

ISBN: 9780132931281

11th Edition

Authors: Ralph Petrucci, Jeffry Madura, F. Herring, Carey Bissonnette

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