07 Question Consider the following standard reduction potentials. O₂(g) +2H₂O(1)-4e-40H (aq) E-0.401 V Ca²+ (aq) +2e Ca(s) E-2.868 V Part 1 Write the balanced chemical equation that occurs in an electrochemical cell that employs these half-reactions. Include states of matter. XX ( 8. 2Ca(s) + O₂(g) + 4H (aq) → 2Ca² (aq) + 2H₂O(aq) Part 3 Calculate the maximum amount of work produced by the cell when the partial pressure of O₂ is 0.1950 atm, the pH is 7.122, and the concentration of Ca2* is 0.0130 M. -2153.49 kj
07 Question Consider the following standard reduction potentials. O₂(g) +2H₂O(1)-4e-40H (aq) E-0.401 V Ca²+ (aq) +2e Ca(s) E-2.868 V Part 1 Write the balanced chemical equation that occurs in an electrochemical cell that employs these half-reactions. Include states of matter. XX ( 8. 2Ca(s) + O₂(g) + 4H (aq) → 2Ca² (aq) + 2H₂O(aq) Part 3 Calculate the maximum amount of work produced by the cell when the partial pressure of O₂ is 0.1950 atm, the pH is 7.122, and the concentration of Ca2* is 0.0130 M. -2153.49 kj
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 18.101QE: At 298 K, the solubility product constant for PbC2O4 is 8.5 1010, and the standard reduction...
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Transcribed Image Text:07 Question
Consider the following standard reduction potentials.
O₂(g)+2H₂O(1)-4e4OH(aq) E-0.401 V
Ca² (aq) +2e Ca(s) E-2.868 V
Part 1
Write the balanced chemical equation that occurs in an electrochemical cell that employs these half-reactions. Include states of matter.
2Ca(s) + O₂(g) + 4H(aq)2Ca² (aq) + 2H₂O(aq)
Part 3
Calculate the maximum amount of work produced by the cell when the partial pressure of O₂ is 0.1950 atm, the pH is 7.122, and the
concentration of Ca2+ is 0.0130 M.
-2153.49
kJ
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