H

Homogeneous Equilibria

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Also Known AsHomogeneous equilibrium, single-phase equilibrium, gas equilibrium, solution equilibrium

What is Homogeneous Equilibria?

Homogeneous equilibria are chemical equilibria in which all reactants and products are present in the same phase (e.g., all gases or all in solution). The equilibrium constant expression includes concentrations (Kc) or partial pressures (Kp) of all species. The law of mass action applies directly, and all species contribute to the equilibrium constant.

Properties & Characteristics

All species in same phase: all gas or all aqueous. For aA + bB ⇌ cC + dD: Kc = [C]^c[D]^d / [A]^a[B]^b. Gas-phase: Kp = (P_C^c × P_D^d) / (P_A^a × P_B^b). Kp = Kc(RT)^Δn where Δn = moles gas products − reactants. K > 1: products favored. K < 1: reactants favored.

Uses & Applications

Gas-phase reactions (N₂ + 3H₂ ⇌ 2NH₃ — Haber process). Acid-base equilibria in solution (Ka, Kb). Buffer calculations. Industrial chemical synthesis optimization. Environmental modeling of atmospheric reactions. Biochemical equilibria (enzyme reactions).

Safety Information

Safety depends on specific equilibrium system. Gas-phase equilibria may involve toxic, flammable, or explosive gases. Solution equilibria may involve corrosive acids/bases.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Homogeneous Equilibria
Synonyms Homogeneous equilibrium, single-phase equilibrium, gas equilibrium, solution equilibrium

Frequently Asked Questions

Homogeneous equilibria are chemical equilibria in which all reactants and products are present in the same phase (e.g., all gases or all in solution). The equilibrium constant expression includes concentrations (Kc) or partial pressures (Kp) of all species. The law of mass action applies directly, and all species contribute to the equilibrium constant.

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