Question

The voltage generated by the zinc concentration cell described by the line notation.

Zn(s) || Zn2+(aq,0.100 M) ‖ Zn2+(aq,? M) || Zn(s)

is 26.0 mV at 25 °C. Calculate the concentration of the Zn2+(aq)Zn2+(aq) ion at the cathode. 

concentration:
 

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Electrochemistry

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