Analytical Chemistry

Learn the toughest concepts covered in your Analytical Chemistry class with step-by-step video tutorials and practice problems.

Chemical Equilibrium

The Equilibrium State

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Under an equilibrium state the rates of the reverse and forward reaction are equal. 

The Equilibrium State

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The Equilibrium State

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Equilibrium is reached when the rates of the forward and reverse reaction are equal. 

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The magnitude of K determines which direction is favored at equilibrium. If K is greater than 1 then products are favored over reactants. 

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If K is less than 1 then reactants are favored over products. 

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If K is equal to 1 then both reactants and products are favored. 

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Equilibrium State Calculations

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Equilibrium State Calculations 1

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Equilibrium State Calculations 1

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Problem

Write the equilibrium expression for the following reaction.

4 NH(g) + 3 O(g) ⇌  2 N(g) + 6 H2O (l)

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Equilibrium State Calculations 2

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Equilibrium State Calculations 3

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