Week 25: 6 March to 10 March 2023

6 March 2023:

**In Class:** Concentration: parts per million, ppm (Chapter 6:9):

mass of solution × 1 000 000

Expectations: Students will be able to solve problems involving the ppm equation.

**Due:** The
Solubility Curves Part II and the
Concentration By Mass worksheets.

**Homework:** Finish the
Concentration in Parts per Million worksheet.

Here is a
Concentration in Parts per Million Key to check your work.

7 March 2023:

**In Class:** Concentration: molarity, M (Chapter 6:6 to 6:7):

liters of solution

Expectations: Students will be able to solve problems involving the molarity equation.

**Due:** The
Concentration in Parts per Million worksheet.

**Homework:** Finish the
Concentration in Molarity worksheet.

Here is a
Concentration in Molarity Key to check your work.

8 March 2023:

**Lab 21:**

Complete the
Balancing Equations Lab.

Expectations: Students will be able to finish and balance equations using models.

Check your work with this Balancing Chemical Equations Lab Answer Key.

9 March 2023:

**No Class:** Chemistry does not meet on Thursday.

10 March 2023:

**In Class:** Colligative properties (Chapter 6:10 to 6:11), introduction to kinetics, and PE diagrams (Chapter 7:2 to 7:6)

Expectations: Students will be able to determine changes in MP and BP based on solution concentrations.

Expectations: Students will be able to interpret PE diagrams in terms of exothermic and endothermic reaction types.

**Due:** The
Concentration in Molarity worksheet.

**Homework:** Finish the
Colligative Properties and the
Potential Energy Diagrams worksheets.

Here are the
Colligative Properties Key and the
Potential Energy Diagrams Key to check your work.

**Note:** 3^{rd} quarter ends 5 April 2024.