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The Equilibrium Constant and Calculations. The Equilibrium Expression. Example 1. Given: CO + 2H 2 ⇌ CH 3 OH Write an appropriate equilibrium expression. Example 2 .
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Example 1 Given: CO + 2H2⇌ CH3OH Write an appropriate equilibrium expression.
Example 2 If [H2] and [F2] start out at 1.00mol/L and [HF] = 0mol/L, find [H2] and [HF] at equilibrium if [F2] at equilibrium is 0.240 mol/L. H2 + F2⇌ 2HF
Practice Given: [NH3] = 2.0mol/L initially and [NH3] = 1.0mol/L at equilibrium, determine the concentrations of N2 and H2 at equilibrium. NH3⇌ N2 + 3H2
The Magnitude of K The value of K helps to predict the relative concentrations of reactants and products in an equilibrium system.
Homework • Read P. 431-440, 447-448 • P. 437 #6,7 • P. 437 #3,4,7,8 • P. 442 #1 • P. 444 #3-6