Week 20: 23 January to 27 January 2023
23 January 2023:
In Class: Empirical and Molecular Formulas. (Chapter 5:2 to 5:5)
Expectations: Students will be able to calculate empirical and molecular formulas.
Due: The Counting Atoms in Formulas Worksheet with gfm calculations.
Homework: Finish the
Empirical and Molecular Formula Worksheet.
Here is the
Empirical and Molecular Formula Answer Key to help you.
24 January 2023:
In Class: Quiz on gfm, empirical, and molecular formulas. Percent Composition (Chapter 5:19 to 5:20).
mass of whole
Expectations: Students will be able to calculate the percent composition in a chemical formula.
Due: The Empirical and Molecular Formula Worksheet.
Homework: Finish the Percent Composition Worksheet. Here is the Percent Composition Answer Key to help you.
25 January 2023:
Lab 17a:
Complete the data collection for the
Precision in Volumetric Measurement Lab.
Expectations: Students will be able to explain why volumetric glassware (or any instrument) should be calibrated.
Due: The Percent Composition Worksheet.
26 January 2023:
No Class: Chemistry does not meet on Thursday.
27 January 2023:
In Class: Data analysis using a spreadsheet for Lab #17: Precision in Volumetric Measurement Lab in a spreadsheet.
Expectations: Students will be able to recommend appropriate sample sizes for given instruments.
Due: The Percent Composition Worksheet.
Homework: Finish the Precision in Volumetric Measurement Lab in a spreadsheet.
Note: 2nd quarter ends 27 January 2023.