Unit I: Measurement and Calculation
Chapters 1 and 2
Objectives: The student should be able to:
1. Describe the accepted rules of laboratory safety.
2. Identify common pieces of laboratory equipment
3. Differentiate between accuracy and precision.
4. Use significant digits to express the exactness of measurements.
5. Make measurements of length, mass and volume in the metric system using the appropriate laboratory equipment.
6. Perform conversions of measurements within the metric system and between SI and common units using dimensional analysis.
7. Perform calculations using density measurements.
Aug 16: Class policies, Introduction to Chemistry, Begin discussion of lab safety
Aug 17: Finish Safety rules, Laboratory techniques, and Lab equipment, Scientific Method
Aug 18: Questions on safety and techniques, Lecture on SI units, Scientific notation and Significant digits.
Aug 21: Lecture on Operations with Significant Digits, Accuracy versus Precision.
Aug 22: Quiz on Lab Safety and Techniques, Discuss lab quiz
Aug 23: Lecture: Dimensional Analysis.
Aug 24: Discuss dimensional analysis problems, Review for test, Retake on Lab Safety.
Aug 25: Unit I test, Discuss lab report format
Aug 28: Lab: Using Density to Find the Thickness of a Wire
Aug 16: Read handouts
Aug 17: Read Chapters 1 and 2
Aug 18: Chapter 2 Practice Problems12 – 16, 31 - 34
Aug 21: Chapter 2 Practice Problems 35 – 38, Study for lab quiz
Aug 22: Worksheet on Significant Digits and Scientific Notation
Aug 23: Worksheet on Dimensional Analysis, Study for Lab Safety Retake
Aug 24: Study for test.
Aug 25: Prelab on Using Density
Aug 28: Read Chapter 3, Work on lab report Due Sept 5