4. During space travel, oxygen O₂ is used for astronauts' breathing and as a fuel. It is constantly being produced onboard space crafts using water H₂O as the reactant in the following electrolysis reaction: 2H₂O (1)→ 2H2(g) + O₂(g) The two key half reactions are listed below as their reduction reactions: 2H₂O(1) +2e → H₂(g) + 2OH(aq) 2H₂O(1) + O₂(g) + 4c →40H (aq) a. What is the minimum potential to drive this reaction? b. A battery providing a constant current of 3.00 A is used for this electrolytic cell in the generation of O₂. What is the mass of Oz (in g) that is produced after running the battery for 1 hour? Use 32.0 g/mol for the molar mass of 0₂.

4. During space travel, oxygen O₂ is used for astronauts' breathing and as a fuel. It is constantly being produced onboard space crafts using water H₂O as the reactant in the following electrolysis reaction: 2H₂O (1)→ 2H2(g) + O₂(g) The two key half reactions are listed below as their reduction reactions: 2H₂O(1) +2e → H₂(g) + 2OH(aq) 2H₂O(1) + O₂(g) + 4c →40H (aq) a. What is the minimum potential to drive this reaction? b. A battery providing a constant current of 3.00 A is used for this electrolytic cell in the generation of O₂. What is the mass of Oz (in g) that is produced after running the battery for 1 hour? Use 32.0 g/mol for the molar mass of 0₂.

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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