Question 1:

How many moles of electrons have been transferred if a cell runs at 7.50Amps for 8.40 hours? (answer to 3 SD in moles)

Note: Your answer is assumed to be reduced to the highest power possible.

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Question 2:

If 4.50 g of an aluminum electrode has been consumed in a standard aluminum-copper cell, how many moles of electrons have been transferred? (answer to 3 s.d. in moles)

Note: Your answer is assumed to be reduced to the highest power possible.

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Question 3:

What is the change in mass (in grams) of the anode if a (1.38x10^1) A current runs for (6.8000x10^0) h during the electrolysis of a solution of copper(II) iodide? (answer to 3 S.D.)

Note: Your answer is assumed to be reduced to the highest power possible.

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