Consider the cell diagram Mg(s)| MgSO4 (0.40M) || NiSO4 (0.60M) |Ni(s). Calculate the cell voltage at 25?. How does the cell voltage change when: a. [Mg^(2+) ] is decreased by a factor of 4 b. [Ni^(2+) ] is decreased by a factor of 3

Mg(s) MgSO4 (0.40M) NiSo4 (0.60) Ni(s)

Calculate the cell voltage at 25 degrees C?

How does the voltage change when Mg2+ is decreased by a factorof 4?

How does the voltage change when NI2+ is decreased by a factorof 3?

Consider the following voltaic cell:

a) Which electrode is the cathode?

b) What is the standard emf generated by this cell?

c) What is the change in the cell voltage when the ion concentrations in the cathode half-cell are increased by a factor of 10?

(d) What is the change in the cell voltage when the ion concentrations in the anode half-cell are increased by a factor of 10?

Chem