16. An electrochemical cell containing zinc sulfate with a Zn electrode is connected in a series with a cell containing the dilute alkali solution and inert electrodes. A uniform current was passed through these cells for 30 minutes. The weight of Zn deposited was 0.2580g. What is the volume of the oxygen gas (in mL) evolve measured at 1 atm and 298.15K? Indicate in your solution the current used on this electrochemical cell. The molar mass of zinc is 65.38 g/mol. A. 71.2 ml B. 48.3 ml C. 17.8 ml D. 24.2 ml E. 35.6 mL

16. An electrochemical cell containing zinc sulfate with a Zn electrode is connected in a series with a cell containing the dilute alkali solution and inert electrodes. A uniform current was passed through these cells for 30 minutes. The weight of Zn deposited was 0.2580g. What is the volume of the oxygen gas (in mL) evolve measured at 1 atm and 298.15K? Indicate in your solution the current used on this electrochemical cell. The molar mass of zinc is 65.38 g/mol. A. 71.2 ml B. 48.3 ml C. 17.8 ml D. 24.2 ml E. 35.6 mL

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 102CP

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