A voltaic cell consists of a Zn/Zn 2+ half-cell and a Ni/Ni 2+ halfcell at 25 C.
Question:
A voltaic cell consists of a Zn/Zn2+ half-cell and a Ni/Ni2+ halfcell at 25 °C. The initial concentrations of Ni2+ and Zn2+ are 1.50 M and 0.100 M, respectively.
a. What is the initial cell potential?
b. What is the cell potential when the concentration of Ni2+ has fallen to 0.500 M?
c. What are the concentrations of Ni2+ and Zn2+ when the cell potential falls to 0.45 V?
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