Water Can Decompose at an Elevated Temperature to Give Hydrogen

question 66

Multiple Choice

Water can decompose at an elevated temperature to give hydrogen and oxygen according to the equation below. At a particular temperature in a vessel containing water vapor and air, the partial pressures of H₂O, H₂, and O₂ are 0.055 atm, 0.0065 atm, and 0.19 atm, respectively. What is the value of the reaction quotient, Q_P, for this reaction under these conditions? 2H₂O(g) 2H₂(g)  O₂(g)

• A)0.023
• B)1.5  10 ^{ 4}
• C)2.7  10 ^{ 3}
• D)370
• E)4.4  10⁴

---

Definitions:

Contact

The act of communication or interaction between individuals, or the information needed to initiate such communication.

Topic Sentence

A sentence that expresses the main idea of a paragraph or section of a text.

Business Report

A formal document that presents analysis, research, or information on business-related subjects, aimed at supporting decision-making processes.

Mandatory

Required by law or rules; obligatory.