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April 21, 2014

Homework Help: Chemistry

Posted by Katherine on Monday, September 30, 2013 at 4:20pm.

Phosphorus pentachloride decomposes according to the chemical equation
PCl5(g) -----> PCl3 (g)+ Cl2(g)
Kc= 1.80 at 250 degrees C

A 0.206 mol sample of PCl5(g) is injected into an empty 3.30 L reaction vessel held at 250 C. Calculate the concentrations of PCl5(g) and PCl3(g) at equilibrium.

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