In Which of the Following Reactions Does a Decrease in the Volume

question 40

Multiple Choice

In which of the following reactions does a decrease in the volume of the reaction vessel at constant temperature favor the formation of the products?

• A) 2 H₂(g) + O₂(g) \(\rightleftharpoons\) 2 H₂O(g)
• B) NO₂(g) + CO(g) \(\rightleftharpoons\) NO(g) + CO₂(g)
• C) H₂(g) + I₂(g) \(\rightleftharpoons\) 2 HI(g)
• D) 2 O₃(g) \(\rightleftharpoons\) 3 O₂(g)
• E) MgCO₃(s) \(\rightleftharpoons\) MgO(s) + CO₂(g)

---

Definitions:

Minimize Profits

The strategy of reducing profits to a minimum, possibly for tax advantages, ethical reasons, or for future strategic positioning.

Maximize Them

The process of making the most or best of certain resources, outcomes, or situations to achieve the highest possible benefit or efficiency.

Principal-agent Relationships

A framework within economics that describes the dynamics when one entity (the principal) hires another (the agent) to perform a task on their behalf, often involving delegation of decision-making authority.

Observability

The degree to which the internal states of a system are accessible to its external observation, often used in context of controlling complex systems.