Chem 112 Lecture Spring 01 Overheads

Chemistry 112, Spring 01, MWF 11:15 AM

Overheads

02/02/01

Kinetic Theory, Attractive Forces and States
Attractive Forces - some magnitudes
Dispersion Forces
I₂ and KMnO₄ Demonstration

02/05/01

Review intermolecular forces
Hydrogen Bonding
Explain C₄H₁₀O demonstration
Examples of intermolecular forces in solutions

02/09/01

Phase changes and intermolecular forces
Vapor pressure of water at 25^oC

02/12/01

Professor Reed contact information
Review vapor pressure
Review boiling point
Heat water to critical point
Some critical temperatures and pressures
Cool water through triple point

02/14/01

Problem: Cool water vapor at constant volume
Phase diagram for CO₂
Phase diagram for butane
Classify solids
Sugar (sucrose)

02/16/01

Review some solutions vocabulary
Solubility versus temperature graphs
Enthalpy of solution formation

02/20/01

Making a solution of known M
Expressing solution concentrations
Visualize Raoult's law
Some colligative properties

02/21/01

Some Kf's and Kb's
Ideal versus non-ideal i values
Osmosis

02/23/01

Instantaneous rates

02/26/01

Some experimental rate laws
Initial rate data for HgCl₂/C₂O₄^2-

02/28/01

Begin initial rate problem for HgCl₂/C₂O₄^2-
Initial rate problem for acetone/bromine reaction
Initial rate method for Lab E3

03/02/01

For those with calculus who are curious, derivation of some integated rate laws.
Some half life equations
Concentration time plot for H₂O₂ decomposition with half lifes.

03/07/01

A -> products: Integrated rate laws and linear plots
A -> products: Simple concentration-time data for a zero, a first, and a second order reaction

03/09/01

Forms of the Arrhenius equation
Reaction coordinate for H₂ + I₂: without a catalyst . with catalyst added
Rate laws for elementary steps

03/12/01

Review mechanism for NO₂ + CO reaction
Mechanism for Cl catalyzed ozone decomposition
Cartoon for CO + H₂ <=> CH₃OH equilibrium
Data for CO + H₂ <=> CH₃OH equilibrium

03/14/01

Review expression for K

03/26/01

Review Kp versus Kc
Review PCl₅ equilibrium problem
Review Le Chatelier's Principle - concentration effects

03/28/01

Add equations, multiply K's
Summary equilibrium problem
From Kotz, Table 5.2

03/30/01

Review Bronsted-Lowry and examples
From Kotz, Table 17.3

04/02/01

From Kotz, table 17.3 plus examples

04/04/01

Review water equilibrium and pH
? pH 0.0050 M Ba(OH)₂

04/09/01

Review K_a and K_b
Quadratic equation for CH₃COOH problem

04/11/01

Review pH salt solutions demonstration

04/13/01

Acetic acid versus sodium acetate
Acid-base properties of ions from Kotz Table 17.5
Diprotic acid solutions
pH effects: NaHCO₃ vs NaHSO₃

04/18/01

General buffer function
pH of a 0.10M acetic acid solution, from 4/09
Henderson Hasselbalch equation
Buffer design

04/20/01

Continue Acetic acid/Acetate buffer
Identify buffer solutions
Review solution vocabulary

04/23/01

Review solubility to Ksp from 4/20/01
Compare solubility to Ksp values

04/25/01

Precipitate AgCl

04/30/01

Entropy
Selected S^o values from Appendix L
Standard Enthalpy of Formation
Selected S^o and Delta H^o_f values from Appendix L

05/02/01

Lead in to Gibbs Free Energy
Effect of delta H and delta S on delta G
Selected Thermodynamic Data

05/04/01

Review Gibbs Free Energy
G versus Reaction coordinate
See also "Effect of delta H and delta S on delta G" from 5/02/01.

05/09/01

Standard hydrogen electrode
Some potential differences
Some standard reduction potentials from Table 21.1

05/11/01

E^ored and E^ocell
Some more standard reduction potentials from Table 21.1

05/14/01

Summary of cell equations

Back to Index.