Compute kc for the reaction

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Given the following reaction, 2PC3(g) <--> 2P(g) +3Cl2(g) Kc=0.0667 PCl3(g) Cl2(g) <--->PCl5(g) Kc=4.0 calculate Kc for the reaction below: 2P(g)+ 5Cl2(g)<-->2PCl5(g) The answer provided is 240. Why is that?

Reference no: EM13160931

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