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    Chemistry
  3. Study Set
    Chemistry The Molecular Nature
  4. Exam
    Exam 17: Equilibrium: the Extent of Chemical Reactions
  5. Question
    The Equilibrium Constant K<sub>c</sub> for the Reaction PCl<sub>3</sub>(g) + Cl<sub>2</sub>(g)
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The Equilibrium Constant Kc for the Reaction PCl3(g) + Cl2(g)

Question 44

Question 44

Multiple Choice

The equilibrium constant Kc for the reaction PCl3(g) + Cl2(g) The equilibrium constant K<sub>c</sub> for the reaction PCl<sub>3</sub>(g)  + Cl<sub>2</sub>(g)    PCl<sub>5</sub>(g)  Is 49 at 230°C. If 0.70 mol of PCl<sub>3 </sub>is added to 0.70 mol of Cl<sub>2 </sub>in a 1.00-L reaction vessel at 230°C, what is the concentration of PCl<sub>3 </sub>when equilibrium has been established? A)  0.049 M B)  0.11 M C)  0.30 M D)  0.59 M E)  0.83 M PCl5(g)
Is 49 at 230°C. If 0.70 mol of PCl3 is added to 0.70 mol of Cl2 in a 1.00-L reaction vessel at 230°C, what is the concentration of PCl3 when equilibrium has been established?


A) 0.049 M
B) 0.11 M
C) 0.30 M
D) 0.59 M
E) 0.83 M

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