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For the Equilibrium PCl5(g) PCl3(g)+ Cl2(g),Kc = 2 ×\times 101 at 240°C

Question 36

Multiple Choice

For the equilibrium PCl5(g)  For the equilibrium PCl<sub>5</sub>(g)    PCl<sub>3</sub>(g) + Cl<sub>2</sub>(g) ,K<sub>c</sub> = 2.0  \times  10<sup>1</sup> at 240°C.If pure PCl<sub>5</sub> is placed in a 1.00-L container and allowed to come to equilibrium,and the equilibrium concentration of PCl<sub>3</sub>(g) is 0.23 M,what is the equilibrium concentration of PCl<sub>5</sub>(g) ? A)  0.46 M B)  0.12 M C)  0.012 M D)  0.0026 M E)  9.3 M PCl3(g) + Cl2(g) ,Kc = 2.0 ×\times 101 at 240°C.If pure PCl5 is placed in a 1.00-L container and allowed to come to equilibrium,and the equilibrium concentration of PCl3(g) is 0.23 M,what is the equilibrium concentration of PCl5(g) ?


A) 0.46 M
B) 0.12 M
C) 0.012 M
D) 0.0026 M
E) 9.3 M

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