If one starts with pure NO2(g) at a pressure of 0.422 atm, the total pressure inside the reaction vessel when 2NO2(g) ? 2NO(g) + O2(g) reaches equilibrium is 0.606 atm. Calculate the equilibrium partial pressure of NO2. Round your answer to three significant figures.
2NO2(g) ? 2NO(g) + O2(g)
0.422 0 0 initial
0.422-2x 2x x equilibrium
but total pressure is given
0.422-2x +2x + x = 0.606
x= 0.184
at equilibrium NO2 pressure = 0.422-2x = 0.054atm
If one starts with pure NO2(g) at a pressure of 0.422 atm, the total pressure inside...
At 1000 K, a sample of pure NO2 gas decomposes: 2NO2(g) ⇌ 2NO(g) + O2(g) The equilibrium constant, KP, is 158. Analysis shows that the partial pressure of O2 is 0.11 atm at equilibrium. Calculate the pressure of NO and NO2 in the mixture. Pressure of NO: __atm Pressure of NO2: __atm
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