The Oxidation of Hydrogen by Oxygen Is One of the Most-Used

question 7

Multiple Choice

The oxidation of hydrogen by oxygen is one of the most-used reactions in fuel-cell technology.The overall reaction,which is given below,has a $\Delta$ G° value of -474 kJ/mol.What is the standard cell potential for this fuel cell? 2 H₂(g) + O₂(g) $\to$ 2 H₂O( )

• A)2.46 V
• B)4.91 V
• C)1.23 V
• D)2.460 V
• E)1.50 V

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