## Question

###### Phosphorus pentachloride decomposes according to the chemical equationPCI,(g) = PCI;(g) + Cl,(g)Kc = 1.80 at 250 '*CA 0.2600 mol sample of PCl, (g) is injected into an empty 3.35 L reaction vessel held at 250 "C. Calculate the concentrations of PCl, (g) and PCI; (g) equilibrium.[PCI,]0.002535[PCI;]

Phosphorus pentachloride decomposes according to the chemical equation PCI,(g) = PCI;(g) + Cl,(g) Kc = 1.80 at 250 '*C A 0.2600 mol sample of PCl, (g) is injected into an empty 3.35 L reaction vessel held at 250 "C. Calculate the concentrations of PCl, (g) and PCI; (g) equilibrium. [PCI,] 0.002535 [PCI;]

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