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7(a) The saturated calomel electrode (SCE) is a reference electrode based on the reaction between elemental mercury and mercury(I) chloride, which has been used in pH measurement. At 25°C: Pt(s)|H2(1 atm) |H+(??M) ||Cl-(1 M)|Hg2Cl2|Hg(l) Write the balanced overall cell If the reduction potentials are H2/2H+ = –0.55 V and Hg2Cl2/Hg = 0.28 V, what is the cell potential? Find the PH

7(a) The saturated calomel electrode (SCE) is a reference electrode based on the reaction between elemental mercury and mercury(I) chloride, which has been used in pH measurement. At 25°C: Pt(s)|H2(1 atm) |H+(??M) ||Cl-(1 M)|Hg2Cl2|Hg(l) Write the balanced overall cell If the reduction potentials are H2/2H+ = –0.55 V and Hg2Cl2/Hg = 0.28 V, what is the cell potential? Find the PH

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter17: Electrochemistry And Its Applications
Section: Chapter Questions
Problem 50QRT
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7(a) The saturated calomel electrode (SCE) is a reference electrode based on the reaction between elemental mercury and mercury(I) chloride, which has been used in pH measurement. At 25°C:

Pt(s)|H2(1 atm) |H+(??M) ||Cl-(1 M)|Hg2Cl2|Hg(l)

  • Write the balanced overall cell
  • If the reduction potentials are H2/2H+ = –0.55 V and Hg2Cl2/Hg = 0.28 V, what is the cell potential?
  • Find the PH

 

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