equilibrium pt 1

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Unformatted text preview: n (Equilibrium expressions) H2(g) + I2(g) ⇌ 2HI(g) at 445°C Ini>al Concentra>ons [H2] [I2] Equilibrium Concentra>ons Result of LoMA [HI] [H2] [I2] [HI] 0.50 0.50 0.0 0.11 0.11 0.78 0.0 0.0 0.50 0.055 0.055 0.39 0.50 0.50 0.50 0.165 0.165 1.17 1.0 0.50 0.0 0.53 0.033 0.934 0.50 1.0 0.033 0.53 0.934 0.0 K = Wri>ng Equilibrium Expressions •  Solids and liquids never appear in equilibrium expression. S(s) + O2(g) ↔ SO2(g) •  Gases can appear either as par>al pressures (atm) or as concentra>on (M). NH (aq) + H O(ℓ) ↔ NH +(aq) + OH–(aq) 3 •  Aqueous solu>ons are expr...
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