Consider the Following Reaction at a Certain Temperature: PCl₅(g)

question 53

Multiple Choice

Consider the following reaction at a certain temperature: PCl₅(g) PCl₃(g) + Cl₂(g)
K_c = 0.100
At equilibrium,[PCl₅] = 2.00 M and [PCl₃] = [Cl₂] = 1.00 M.If suddenly 1.00 M PCl₃(g) and Cl₂(g) is added,what is the equilibrium concentration of PCl₅(g) ?

• A)essentially 4.00 M
• B)0.58 M
• C)2.58 M
• D)3.42 M
• E)1.42 M

---

Definitions:

Implicit Memory

A type of long-term memory that does not require conscious thought to retrieve and can influence thoughts and behaviors without explicit awareness.

Alzheimer Disease

A gradually worsening disorder that leads to the degeneration of nerve cells, marked by a decline in memory, cognitive abilities, and alterations in personality.

Autopsy

A thorough examination of a deceased individual’s body by a pathologist to determine the cause of death or pathological conditions.

Neuritic Plaques

Accumulations of amyloid beta proteins found in the brain tissues of individuals with Alzheimer's disease, contributing to the pathology of the condition.