In a Fuel Cell Using Oxygen as the Oxidizer and Hydrogen

question 31

Multiple Choice

In a fuel cell using oxygen as the oxidizer and hydrogen as the fuel, what is the overall cell reaction?

• A) H₂O \(\to\) H₂ + O₂
• B) 2 H₂ + O₂ \(\to\) 2 H₂O
• C) H₂O + 4 e^- \(\to\) 2 H₂ + 4 OH^-
• D) O₂ + 4 H⁺ + 4 e^- \(\to\) 2 H₂O

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Definitions:

Grouped Data

Data that has been organized into groups or categories, often used in statistics for more efficient data handling and analysis.

Descriptive Statistics

Tabular, graphical, and numerical summaries of data.

Midpoint

The value that lies halfway between the highest and lowest values in a given set of numbers.

Interquartile Range

The range between the first and third quartiles in a data set, representing the middle 50% of values and used as a measure of variability.