What Is the Equilibrium Constant Expression for the Following Reaction

question 98

Multiple Choice

What is the equilibrium constant expression for the following reaction? 4 HCl(g) + O₂(g) 2 Cl₂(g) + 2 H₂O(g)

• A)Keq = [HCl] [O₂] / [Cl₂] [H₂O]
• B)Keq = [HCl]4 [O₂] / [Cl₂]2 [H₂O]2
• C)Keq = [Cl₂] [H₂O] / [HCl] [O₂]
• D)Keq = [Cl₂]2 [H₂O]2 / [HCl]4 [O₂]
• E)none of the above

---

Definitions:

Average Scores

A statistical measure that represents the sum of all values in a set divided by the number of values, often used to find the central tendency of a data set.

Mean, Median, Mode

Central tendency measures in statistics: Mean is the average, median is the middle value when data is ordered, and mode is the most frequently occurring value.

Median

The midpoint of a set of scores.

Mean and Median

Statistical terms where mean refers to the average of a set of numbers, and median is the middle value when these numbers are arranged in order.