When determining the equilibrium concentrations for the reaction AB(g) A(g) + B(g) [A][B] [AB] a simplifying assumption can be used under certain conditions to avoid solving a quadratic equation. Ke Ke [AB] [AB] Classify each situation by whether the simplifying assumption can be used or whether the quadratic formula is required. Simplifying assumption can be used [AB] 0.00178 M. K-9.91 x 107 [AB]=0.0353 M, K, 3.67 x 10 Answer Bank [AB] 0.484 M, K, 8.18 x 10 4 Quadratic formula required [AB] 0.176 M. K=1.44 x 10 [AB] 0.0160 M, K-7.46 x 10

Chemistry for Engineering Students
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Author:Lawrence S. Brown, Tom Holme
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Chapter12: Chemical Equilibrium
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Problem 12.22PAE
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Macmillan Learning
When determining the equilibrium concentrations for the reaction
AB(g) = A(g) + B(g)
[A][B]
[AB]
a simplifying assumption can be used under certain conditions to avoid solving a quadratic equation.
Ke
Ke
[AB] - x
[AB]
Classify each situation by whether the simplifying assumption can be used or whether the quadratic formula is required.
Simplifying assumption can be used
[AB]=0.00178 M. K₂=9.91 x 107
[AB]=0.0353 M, K, 3.67 x 10
Answer Bank
[AB]=0.484 M, K, 8.18 x 10
Quadratic formula required
[AB] 0.176 M., K₂ = 144 x 10
[AB] 0.0160 M, K₂=7.46 x 10⁹
Transcribed Image Text:Macmillan Learning When determining the equilibrium concentrations for the reaction AB(g) = A(g) + B(g) [A][B] [AB] a simplifying assumption can be used under certain conditions to avoid solving a quadratic equation. Ke Ke [AB] - x [AB] Classify each situation by whether the simplifying assumption can be used or whether the quadratic formula is required. Simplifying assumption can be used [AB]=0.00178 M. K₂=9.91 x 107 [AB]=0.0353 M, K, 3.67 x 10 Answer Bank [AB]=0.484 M, K, 8.18 x 10 Quadratic formula required [AB] 0.176 M., K₂ = 144 x 10 [AB] 0.0160 M, K₂=7.46 x 10⁹
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