MISSED THIS? Read Section 20.6 (Pages 917-922) A voltaic cell consists of a Zn/Zn²+ (E° = -0.76 V) half-cell and a Ni|Ni²+ (E° = -0.23 V) half-cell at 25 °C. The initial concentrations of Ni²+ and Zn²+ are 1.70 M and 0.100 M, respectively. The volumes of the half-cells are the same. Part A What is the initial cell potential? Express your answer in volts to two decimal places. Ecell = Submit Part B 96 IVΕΙ ΑΣΦ Request Answer ? V

Chemistry: Principles and Reactions
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Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 105QAP: Consider a voltaic cell in which the following reaction occurs. Zn(s)+Sn2+(aq)Zn2+(aq)+Sn(s) (a)...
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MISSED THIS? Read Section 20.6 (Pages 917-922)
A voltaic cell consists of a Zn|Zn²+ (E° = -0.76 V) half-cell and a
Ni Ni²+ (E° = -0.23 V) half-cell at 25 °C. The initial
concentrations of Ni²+ and Zn²+ are 1.70 M and 0.100 M.
respectively. The volumes of the half-cells are the same.
Part A
What is the initial cell potential?
Express your answer in volts to two decimal places.
Ecell =
Submit
Part B
Ecell =
ΠΑΠ ΑΣΦ
Submit
Request Answer
What is the cell potential when the concentration of Ni²+ has fallen to 0.600 M?
Express your answer in volts to two decimal places.
ΓΙ ΑΣΦ
?
Request Answer
V
?
V
Transcribed Image Text:MISSED THIS? Read Section 20.6 (Pages 917-922) A voltaic cell consists of a Zn|Zn²+ (E° = -0.76 V) half-cell and a Ni Ni²+ (E° = -0.23 V) half-cell at 25 °C. The initial concentrations of Ni²+ and Zn²+ are 1.70 M and 0.100 M. respectively. The volumes of the half-cells are the same. Part A What is the initial cell potential? Express your answer in volts to two decimal places. Ecell = Submit Part B Ecell = ΠΑΠ ΑΣΦ Submit Request Answer What is the cell potential when the concentration of Ni²+ has fallen to 0.600 M? Express your answer in volts to two decimal places. ΓΙ ΑΣΦ ? Request Answer V ? V
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