In acidic solution, sodium oxalate, Na₂C₂O4, is oxidized to CO₂ by MnO4. In the process, MnO, is reduced to Mn² + To titrate a 0.855 g sample of Na₂C₂O₂, 43.7 mL of an MnO solution were required. The same MnO solution is then used to analyze samples that contain uranium. A 12.8 g sample of a material that contains uranium required 29.3 mL of the MnO, solution for titration. During titration, the uranium sample was oxidized as shown. UO² + (aq) UO² (aq) Calculate the mass percent of uranium in the sample. * - mass percent of uranium: %

In acidic solution, sodium oxalate, Na₂C₂O4, is oxidized to CO₂ by MnO4. In the process, MnO, is reduced to Mn² + To titrate a 0.855 g sample of Na₂C₂O₂, 43.7 mL of an MnO solution were required. The same MnO solution is then used to analyze samples that contain uranium. A 12.8 g sample of a material that contains uranium required 29.3 mL of the MnO, solution for titration. During titration, the uranium sample was oxidized as shown. UO² + (aq) UO² (aq) Calculate the mass percent of uranium in the sample. * - mass percent of uranium: %

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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Question

In acidic solution, sodium oxalate, Na₂C₂O4, is oxidized to CO₂ by MnO4. In the process, MnO, is reduced to Mn² +.
To titrate a 0.855 g sample of Na₂C₂O₁, 43.7 mL of an MnO solution were required. The same MnO solution is then used to
analyze samples that contain uranium. A 12.8 g sample of a material that contains uranium required 29.3 mL of the MnO,
solution for titration. During titration, the uranium sample was oxidized as shown.
UO² (aq) → UO *(aq)
Calculate the mass percent of uranium in the sample.
mass percent of uranium:
%

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