Chemical Analyses Lecture - Chemistry 280 (Summer 2025) Loyola University
Instructor: Dr. Conrad Naleway cnalewa@luc.edu Office: FH-200C <>
Instructor's Research Experience
Lectures: MWF 12:20-3:10 LSB 212
Office Hours: Wednesday 11:00-NOON FH-200C
and Wednesday 6-7 pm Zoom Site 495 082 9636
WEBSITE: www.conradnaleway.net/chem280.html
Overview of the Analytical Process
ERROR PROPAGATION
Example of Error Propagation of Data
Summary of Propagation of Error by Mathematic Function
Tolerances of Glassware & Instruments
Example of Error Propogation of Data
DILUTIONS and STANDARDS
Methods for Preparing Standard Solutions from Stock
Preparation of Standard Solution Excel (REVISED)
Concentration Conversion and Dilution
Preparation of Standard Solution and Error Analysis Combined
LEAST SQUARE METHODOLOGY
Theory Behind Least Square Method
Correlation Coefficient - Cause and Effect
Least Square Fit of Data and Correlation Coefficient
FUNDAMENTAL STATISTICS
Student t-values
Confidence Interval
Statistics Overview in Mathematica
Pooled t-Test
Spiking Technique and Addition Technique
Helpful Pgm in making Low concentration Standards
SOLUBILITY
Solubility Table
Solubility Examples(xls)
Impurities in Precipitates
Review of Chem102 Ksp Chemistry
Non-Stoichiometric Dissolution
Acid-Base Generalization Titration
Overview of Alpha Equations for Weak Acids/Bases
Excel Program to Determine & Plot Alpha Equation for Diprotonic Acid
Excel Program to Determine & Plot Alpha Equation for Triprotonic Acid(PHOSPHATE)
Ways to Make a Buffer
Adjustment of Buffer pH
Amino Acid Structures
HowtoMakeBuffer Excel File
Derivation of Buffer Capacity Equation
Use of Buffer Capacity Equation
Titration of Weak Acid with Weak Base
Table of Standard Electrode Potential
Dynamic Electrochemical Potential of Redox Reaction
NIST Extensive Half-Cell Potentials
SOLUBILITY OF SALTS OF WEAK ACID/BASES
Complex Equilibria - Solubility of Metal Salts of Weak Acids
Simple Complex Ion Formation Constants
Sequential Ligand Complexation of Metal Ions in Solution
Complexation Constants
Complex Ion Formation and Color
Redox Chemistry of Chlorine in Water
DEBYE HUCKEL THEORY & CHEMICAL ACTIVITY
What is Chemical Activity
Debye Huckel (Extended Theory)
Generalized Spreadsheets for Physical & Analytical Chemistry
Key-Review of Some Basic Concepts
Group Problem Set 1
KEY Group Problem Set 1
Group Problem Set 2
KEY Group Problem Set 3
KEY Group Problem Set 4
KEY Group Problem Set 5 (WA/WB)