The Keq for the equilibrium below is 5.4 × 1013 at 480.0°C.    2NO (g)  +  O2 (g) <---->  2NO2 (g)   What is the value of Keq at this temperature for the following reaction? 4NO (g)  +  2O2 (g)  <---->  4NO2 (g)

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