Monday, Aug 31 2009

Learning Goal: To solidify your understanding of the topics in chapters 1-3

Hand back labs Discuss Density lab What to expect on the test Work on review Homework

Density Lab

Pre-lab: Title, Date Purpose Safety Procedure – numbered steps

Density Lab MY expectations (when grading)

Data – recorded in table with proper headings and labels

Observations Calculations –

Show work for one example of each type of calculation

include graph of metal samples and alcohol samples Conclusion –

restate purpose identify unknown alcohol sample and how you

determined this 2 sources of error AND how this would affect your

results

What to expect on the test Format

20 Multiple Choice 3 Calculations / Short Answer

Concepts to know: Definitions of chemistry, matter Physical and Chemical Changes Elements, Compounds, Homogeneous and

Heterogeneous mixtures (and examples) Law of conservation of mass Sig Figs Qualitative and Quantitative Measurements Metric prefixes (know how milli, centi, kilo relate to base

unit) Temperature Conversions

Concepts NOT covered on the test Density and Specific Gravity

Homework:

Ch 1-3 Review – due Wed PLC Day – Wed

Ch 1-3 TEST – Wed 20 Multiple Choice 3 Problems