Chemical Equilibrium
lanaebrown
ChemicalEquilibrium.docxanswer the following questions. Please show all of your work for calculations.
1. In the following reaction: 2NO(g) + H2(g) ⇌ N2O(g) + H2O(g) ΔH° = -22 kJ/mol
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Disturbance |
Shift of equilibrium |
Change of Kc |
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NO is added |
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H2 is removed |
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N2O is added |
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Pressure is increased |
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Volume is increased |
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the system is cooled |
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Argon is added at constant volume |
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Argon is added at constant pressure |
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Catalyst is added |
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2. In the following reaction: 2NOCl(g) ⇌ 2NO(g) + Cl2(g), the equilibrium constant Kc = 4.0×10-4.
(a) What is the state of the system if [NOCl] = 2.0 M, [NO] = 0.10 M, and [Cl2] = 0.10 M? (at equilibrium, produce more products, or produce more reactants)
(b) What are the equilibrium concentrations of NOCl, NO, and Cl2?
Principles of Chemistry II
Chapter 13: Chemical Equilibrium
Name: ____________________________________ Date: _____________
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