Phosgene, COCl2, is the chemical warfare gas commonly called mustard gas.  It decomposes as written below.  At 900 C, the Kc = 0.83.  Assume 0.400 mol of COCl2 are admitted into a 2.00 L container at 900C.  What will be the equilibrium concentrations of CO, Cl2 and COCl2?  USE THE QUADRATIC for this one.  You will NOT need to use quadratic on a test but for take home problems it is OK.   COCl2  <====>   CO  +  Cl2

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Phosgene, COCl2, is the chemical warfare gas commonly called mustard gas.  It decomposes as written below.  At 900 C, the Kc = 0.83.  Assume 0.400 mol of COCl2 are admitted into a 2.00 L container at 900C.  What will be the equilibrium concentrations of CO, Cl2 and COCl2?  USE THE QUADRATIC for this one.  You will NOT need to use quadratic on a test but for take home problems it is OK.

 

COCl2  <====>   CO  +  Cl2

 

 

[CO]eq =  ________ [Cl2]eq = __________ [COCl2]eq = _________

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