To measure the amount of iron in a certain type of iron ore, an analytical chemist dissolves a 41.0 g sample in strong acid and titrates it to the endpoint with 38.3 mL of 0.4700M potassium permanganate (KMnO4) solution. The balanced chemical equation for the reaction is: 8H¹ (aq) + 5Fe²+ (aq) + MnO4 (aq) What kind of reaction is this? → 3+ 2+ 5 Fe³+ (aq) + Mn²+ (aq) + 4H₂O(1) If you said this was a precipitation reaction, enter the chemical formula of the precipitate. If you said this was an acid-base reaction, enter the chemical formula of the reactant that is acting as the base. If you said this was a redox reaction, enter the chemical symbol of the element that is oxidized. Calculate the mass percent of Fe in the sample. Be sure your answer has the correct number of significant digits. Oprecipitation O acid-base O redox 0 0 0 % 4 X S

To measure the amount of iron in a certain type of iron ore, an analytical chemist dissolves a 41.0 g sample in strong acid and titrates it to the endpoint with 38.3 mL of 0.4700M potassium permanganate (KMnO4) solution. The balanced chemical equation for the reaction is: 8H¹ (aq) + 5Fe²+ (aq) + MnO4 (aq) What kind of reaction is this? → 3+ 2+ 5 Fe³+ (aq) + Mn²+ (aq) + 4H₂O(1) If you said this was a precipitation reaction, enter the chemical formula of the precipitate. If you said this was an acid-base reaction, enter the chemical formula of the reactant that is acting as the base. If you said this was a redox reaction, enter the chemical symbol of the element that is oxidized. Calculate the mass percent of Fe in the sample. Be sure your answer has the correct number of significant digits. Oprecipitation O acid-base O redox 0 0 0 % 4 X S

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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