A single PEM fuel cell is generating power at the rate of 100 W at a voltage of 0.7 V.
a. How many moles of Hydrogen and Oxygen does the cell consume per hour?
b. How many moles of water are being created per hour?
c. If all of this water is condensed to liquid state, what is the rate of water production in L/h by the cell?
d. From this result, express the volume of liquid water per kWh of electric power produced.
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