chemical equilibrium CHM 132
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This 1 page Class Notes was uploaded by Starr walker on Monday October 26, 2015. The Class Notes belongs to CHM 132 at Central Michigan University taught by Dr. Bradley Fahlman in Summer 2015. Since its upload, it has received 90 views. For similar materials see General Chemistry 2 in Chemistry at Central Michigan University.
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Date Created: 10/26/15
Chemical equilibrium Chemical Equilibrium The state reached when the concentrations of reactants and products remain constant over time For a general reversible reaction aA bB l cC dD Equilibrium equation Products gt Reactants CcDd AaBb gt Example N2g 3H2g ltgt 2NH3g NH3quot2 Kc N2H2quot3 Kp P Partial pressure the compound An R the gas constant 008206 L atmk mol K K 9T3 T the absolute temperature An Is the number of moles of gaseous products minus the number of moles of gaseous reactants Heterogeneous equilibria refers to the reactants present in more than one phase CaCO3s l CaOsC02g Limestone lime Kc CaOC02 CaCO3 Pure solids and liquids are not included in heterogeneous equilibrium llICOZI 1 KC C02 Kp Pcoz