Chemistry, 28.02.2020 23:25, Arielledt10

Hydrogen flows into a fuel cell at a rate of 27 gmol/min. Air enters the fuel cell in a separate stream. The air stream flow rate ensures that oxygen is fed at 75% excess required for the stoichiometric reaction. All hydrogen is reacted. Assume that a single stream leaves the fuel cell. Calculate the mole fraction of oxygen in the outlet stream.

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Hydrogen flows into a fuel cell at a rate of 27 gmol/min. Air enters the fuel cell in a separate str...