We use an ICE table to solve for equilibrium concentrations when given initial concentrations and the equilibrium constant, K. For each case below, determine the best approach to solve for x using the value of K and the expression of K with x. "x" represent the smallest positive change. Solving approach Case 1 Case 2 Case 3 Case 4 K expression K= (0.5-2)2 K = 0.5-7 K value 0.64 0.80 ✓ [Select] direct solving with quadratic equation assuming x is small K = 0,5² z K = 0,5² z 1.3 x 10-7 0.86 taking square root direct solving without quadratic equation [Select] [Select]

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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We use an ICE table to solve for equilibrium concentrations when given initial concentrations and
the equilibrium constant, K. For each case below, determine the best approach to solve for x using
the value of K and the expression of K with x. "x" represent the smallest positive change.
Solving approach
Case 1
Case 2
Case 3
Case 4
K expression
2²
(0.5-2)2
K = 0,5-z
K=
K
K=
0.5-a
0.5-
K value
0.64
0.80
0.86
1.3 x 10-7
✔ [ Select]
direct solving with quadratic equation
assuming x is small
taking square root
direct solving without quadratic equation
[Select]
[Select]
Transcribed Image Text:We use an ICE table to solve for equilibrium concentrations when given initial concentrations and the equilibrium constant, K. For each case below, determine the best approach to solve for x using the value of K and the expression of K with x. "x" represent the smallest positive change. Solving approach Case 1 Case 2 Case 3 Case 4 K expression 2² (0.5-2)2 K = 0,5-z K= K K= 0.5-a 0.5- K value 0.64 0.80 0.86 1.3 x 10-7 ✔ [ Select] direct solving with quadratic equation assuming x is small taking square root direct solving without quadratic equation [Select] [Select]
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