11. The decomposition of phosphorous pentachloride (PCI,) to phosphorus trichloride (Dr and chlorine gas is a reversible process represented below. PCI,(g) PCI,(g) + Cl,(g) The equilibrium constant K̟ for the reaction was found to be 0.024 at 523 K equilibrium concentrations of PCI, and PCI, gases are 0.037 M and 0.012 M, respectivels what is the equilibrium concentration of the Cl, gas? 0.0078 M C. 0.074 M a. b. 0.019 M d. 1.2 M

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