For the reaction 2 NH3(g) ⇋ N2(g) + 3H2(g), Kc= 0.395 at 350 degrees Celsius. A sample of NH3 of mass 25.6 g is laced in a reaction vessel of volume 5.00 L and heated to 350 degrees Celsius. What are the equilibrium concentrations of NH3, N2, and H2?

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