Ultraviolet Light Converts Oxygen to Ozone in the Upper Atmosphere

question 39

Multiple Choice

Ultraviolet light converts oxygen to ozone in the upper atmosphere.Calculate the equilibrium constant for the reaction given the equilibrium concentrations at 20 °C: [O₂] = 9.38 x 10-3 and [O₃] = 3.40 x 10-15. 3 O₂(g) 2 O₃(g)

• A)Keq = 4.11 x 10-28
• B)Keq = 1.40 x 10-23
• C)Keq = 3.62 x 10-13
• D)Keq = 2.43 x 108
• E)Keq = 7.14 x 1022

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