Multiple Choice
The equilibrium constant Kc for the reaction PCl3(g) + Cl2(g) 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
Correct Answer:

Verified
Correct Answer:
Verified
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