The Equilibrium Constants for the Two Reactions Are Known What Must Be the Value of the Equilibrium Constant, K_overall

question 51

Multiple Choice

The equilibrium constants for the two reactions are known: $\begin{array}{ll}\mathrm{M}^{\mathrm{m}+}+4 \mathrm{~L}^{-} \leftrightarrows\left[\mathrm{ML}_{4}\right]^{\mathrm{m}-4}&&&K_{a}\\\mathrm{HL} \leftrightarrows \mathrm{H}^{+}+\mathrm{L}^{-}&&&K_{b}\\\end{array}$ What must be the value of the equilibrium constant, K_overall for the following overall reaction?
M^m+ + 4HL $\leftrightarrows$ [ML₄]^m-4 + 4H⁺ K_overall

• A) K_aK_b
• B) K_a + 4K_b
• C) K_a + K_b⁴
• D) K_aK_b⁴
• E) K_aK_b^1/4

---

Definitions:

Bag Feel Heavier

A perception that an object weighs more than it does, often influenced by psychological or physical factors.

Top-Down Processing

Information processing guided by higher-level mental processes, as when we construct perceptions drawing on our experience and expectations.

Schemas

Cognitive frameworks or concepts that help organize and interpret information based on past experiences and knowledge.

Context Effects

The influence of environmental factors on one's perception, cognition, or behavior.