**Homework Keys and Other Class Materials for Physical Chemistry II 331W,
Spring 2007**

**Chapter 21 **
Exercises
21.1 (mean speed), 2 (mean speed, mean free path, collision frequency), 4 (mean
free path), 5 (collision frequency), 6 (mean free path), 10, 11
(effusion), 15 (viscosity), 20 (thermal conductivity), 25
(limiting molar
conductivity).** **

**Chapter 22 **Exercises 2, 4, 5, 6, 7, 8, 9,
10, 11 (rates, rate laws, rate constants and half lives) 14 (Arrhenius).
Problems 13, 20 (Mechanisms)

**Chapter 23 **Exercises 1a and b, 2, 3, 4, 5
(all solving mechanisms), 6 (Michaelis Menten).

**Chapter 8**: Exercises 3
(uncertainty principle), 4 (photon tricks), 8 (Black Body Radiation), 10 (de
Broglie relation), 13 (Ionization, like photoelectric effect)

**Chapter 9**:
Exercises 1, 4, 5, 6 (particle in a box) 8, 9 10 (harmonic oscillator)