Lecture 3, Chapter 2, Section 3-4

Announcements

1. Roll Call
2. Questions

Measurement

1. SI conversion of meter to kilometer etc
2. Volume
1. Cubic meter
2. Cubic decimeter
3. Cubic centimeter
4. Liter
5. Milliliter
3. Mass

Uncertainty in Measurement

1. Measured Values
2. Absolute Numbers
3. Definitions
4. Uncertainty of length with
1. Cheap ruler
2. Expensive ruler
3. Interferometer
5. Definition of a meter

Homework

1. Questions
2. Work Problems at board

Challenge Problem

A box is 2.54 cm high, 1 meter long, and 5.1 micrometers thick. What is the volume in cm³, mL and liters?

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Department of Chemistry
Widener University
Chester, PA 19013

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Last Updated 10/26/02