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CHM 112
Section 1

Homework Assignment #9
Due February 17, 2006 by 8:05 a.m.

Practice (not to be turned in): Problems 14.54, 14.56, 14.60, 14.61, 14.62, 14.65, 14.91

For the reaction

PCl5(g) PCl3(g) + Cl2(g)

Kc = 0.038 at 250 oC.

A reaction is run where the initial concentration of PCl5 is equal to the last 4 digits of your Student ID divided by 105. What are the equilibrium concentrations of all components?

Turn in the following on a clean, full sheet of paper (not torn out of a notebook):

Student ID Number
The answers to the questions.