Problem: A sample of pure NO2 is heated to 337 oC, at which temperature it partially dissociates according to the equation2NO2(g) ⇌ 2NO(g) + O2(g)At equilibrium the density of the gas mixture is 0.525 g/L at 0.755 atm. Calculate Kc for the reaction.

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FREE Expert Solution

Balanced Reaction: 2NO2(g) ⇌ 2NO(g) + O2(g)

Let's determine the molar concentration of each chemical species first:

For NO2:

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Problem Details

A sample of pure NO2 is heated to 337 oC, at which temperature it partially dissociates according to the equation
2NO2(g) ⇌ 2NO(g) + O2(g)

At equilibrium the density of the gas mixture is 0.525 g/L at 0.755 atm. Calculate Kc for the reaction.