A gaseous mixture of NO2 and N2O4 in equilibrium, according to the reaction, 2 NO2 (g) ⇄ N2O4 (g), has a Keq-value of 170 M -1.  If the [N2O4 (g)] is 2.1 x 10–4 M, what is the [NO2 (g)]?

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Chapter1: Chemical Foundations
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A gaseous mixture of NO2 and N2O4 in equilibrium, according to the reaction, 2 NO2 (g) ⇄ N2O4 (g), has a Keq-value of 170 -1.  If the [N2O4 (g)] is 2.1 x 10–4 M, what is the [NO2 (g)]?

 

 

Multiple Choice
  •  
    1.2 x 10–6 M
  •  
    1.6 x 10–5 M
  •  
    1.1 x 10–3 M
  •  
    3.6 x 10–2 M
  •  
    0.19 M
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