Chapter 15: Chemical Equilibria

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Chapter 15 Chemical Equilibria
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Manipulating Equilibrium Expressions N2(g) 3
H2(g) ? 2 NH3(g) K
5.5 x 105 Reversing Reactions Multi
plying by a Factor
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Given these initial concentrations, what will the
final concentrations be when equilibrium is
reached?
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Given these initial concentrations, what will the
final concentrations be when equilibrium is
reached?
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K in terms of pressure Kp vs. Kc Kp
Kc(RT)?n
?n change in numbers of moles of gas 2 NH3(g)
N2(g) 3 H2(g) Kc 5.8 x 105 Kp
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LeChateliers Principle Doing the math
1-Liter flask contains 0.50 mol butane and 1.25
mol isobutane (at equilibrium). 0.50 mol butane
are added. What happens, and what is the result?
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