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    Exam 19: Electrochemistry
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    A Fuel Cell Designed to React Grain Alcohol with Oxygen
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A Fuel Cell Designed to React Grain Alcohol with Oxygen

Question 3

Question 3

Multiple Choice

A fuel cell designed to react grain alcohol with oxygen has the following net reaction:
C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(l)
The maximum work that 1 mol of alcohol can yield by this process is 1320 kJ.What is the theoretical maximum voltage that this cell can achieve?


A) 1.14 V
B) 2.28 V
C) 2.01 V
D) 0.760 V
E) 13.7 V

Correct Answer:

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