Week 26:  14 March to 18 March 2022

14 March 2022:

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

  • parts per million =  mass of solute
     mass of solution       × 1 000 000

    • Review any questions from the Unit 5 Practice Exam.

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

    Due:  The Composition of a Hydrate Lab Report.

    Homework:  Finish the Concentration in Parts per Million worksheet.
    Here is a Concentration in Parts per Million Key to check your work.

    15 March 2022:

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

  • molarity =  moles of solute
     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.

    16 March 2022:

    No Class:  Chemistry does not meet on Wednesday.

    17 March 2022:

    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.

    Due:  The Concentration in Molarity worksheet.

    18 March 2022:

    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:  3rd quarter ends 8 April 2022.