At a certain temperature, a 17.0-L container holds four gases in equilibrium. Their masses are 3.5 g SO3, 4.6 g SO₂, 11.9 g ₂. and 0.98 g N₂0. What is the value of the equilibrium constant at this temperature for the reaction of SO₂ with N₂O to form SO3 and N₂? Make sure you balance the reaction using the lowest whole-number coefficients. Kc =

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