For the following reactions, at 30 oC, a researcher adds 0.4…
For the following reactions, at 30 oC, a researcher adds 0.453 M X2 and 0.550 M Y2. X2(g) + 3Y2(g) ⇌2XY3(g) The researcher determined there was 0.280 M XY3 at equilibrium. What is the KC for this reaction at 30 oC?