UNIVERSITY OF MARYLAND

Department of Civil and Environmental Engineering

Environmental Engineering Program

ENCE 433: ENVIRONMENTAL ENGINEERING ANALYSIS

http://www.ence.umd.edu/~alba/ence433/433.html

 

SPRING 1999

Dr. Alba Torrents

(301) 405-1979

alba@eng.umd.edu

TA: Mark Johnson

markjohn@glue.umd.edu

Office hours:

Instructor: Tu.; Thurs. 9-11 a.m; other by appointment

TA: Wend. 2-5 p.m.; other by appointment

Time:

Tuesday and Thursday 11:00-11:50 Room: ENG 1104

Lab. Friday 9:00-12:00 Room: Marie Mount Hall, 2401

12:00- 3:00 Room: Marie Mount Hall, 2401

Required text:

Snoeyink, V.L. and Jenkins, D. "Water Chemistry", John Wiley & Sons, 1981.

Supplementary Texts:

Sawyer, C.N. and McCarty, P.L. "Chemistry for Environmental Engineering" McGraw-Hill, 1978.

Pankow, J.F. "Aquatic Chemistry Concepts" Lewis Publishers, 1991

Stumm, W. and Morgan, J.J. "Aquatic Chemistry" John Wiley & Sons, 1981.

Standard Methods for the Examination of Water and Wastewater, American Public Health Association.

Course Grades:

Homework 15%

Lab notebook, reports and projects 15%

Quizzes 15%

*Examination I 15%, February 25

*Examination II 15%, April 1

*Examination III 15%, May 4

Final Exam 25%,

* two out of three for the final grade

Objectives:

The objective of this course is to familiarize the student with the aqueous processes occurring in natural waters and in water and wastewater treatment systems. It is also intended to give a comprehensive knowledge of the factors that affect these processes. Detail objectives for each section can be found at the course’s web page in the Exams section.

Class Outline:

1. Basic Concepts from General Chemistry

  1. Chemical Thermodynamic and Equilibrium

    2. Examination I

  2. Acid-Base Chemistry
  3. Carbonate System

    4. Examination II

  4. Precipitation and Dissolution
  5. Complexation

Examination III

7. Redox Chemistry

Final Exam

 

Lab Outline:

Feb. 19 Introduction to laboratory Safety in the laboratory

Precision and Accuracy

Laboratory Reports

Feb. 26 Experiment I Standardization of a Base

March 5 Experiment II Volumetric Titration of Calcium and Chloride Ions

March 12, 19

April 2, 9

(Experiments will be performed in groups of 3 with group reports)

Experiment III: Cation-Anion exchange in Water

Experiment IV: Alkalinity and Hardness Determinations

Experiment V: Dissolved Oxygen Determination

Experiment VI: Turbidity Determinations (Solubility)

April 16

Experiment VII: Metal mobility through soils

This experiment will be performed at the Environmental Engineering Research Laboratory; Engineering classroom building 1138. Individual reports.

April 30 Lab reports and lab notebook due

Experiment VIII, Demostration Lab:

Determination of Lead in Water

Determination of DOC in Natural Waters