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QUESTION 1 [TOTAL MARKS: 33.33] A Galvanic (spontaneous) cell is to be constructed using two half-cells that incorporate aluminium electrodes. The solution in the first
QUESTION 1 [TOTAL MARKS: 33.33] A Galvanic (spontaneous) cell is to be constructed using two half-cells that incorporate aluminium electrodes. The solution in the first half-cell is 0.115 M AI(NO3)3 while in the second, it is 3.890 M AI(NO3)3. The Standard Cell Potential, E, is -1.66 V. Q 1(a) Use the Nernst equation to determine the potential for each half cell. [12 Marks] Q 1(b) [6 Marks] Identify the half-cells where reduction and oxidation must occur so that the complete cell produces electricity spontaneously. [10 Marks] Q 1(c) Draw a labelled diagram of the cell and give the standard cell notation. Q 1(d) [5.33 Marks] Determine the free energy change, AG, for the reaction. Comment on the value obtained
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