Friday, 14 February

In class

  1. Present the equilibrium case studies.

Assignments

  1. On Tuesday we will begin our study of acid-base equilibria. Begin reading Chapter 14 in your textbook and working as many of the exercises as time allows over the next two weeks.
  2. The equilibrium exam will be given on Friday, 21 February.

Thursday, 13 February

In class

  1. Ask any questions about the experiment analysis. Finish this to turn in tomorrow.
  2. Finish your group work on the case study and practice your presentation for tomorrow.

Assignments

  1. Molar Solubility of Calcium Hydroxide paper due tomorrow.
  2. Finish any last preparations for the case study presentations tomorrow.

Wednesday, 12 February

In class

  1. Review the pre-experiment questions and ask any questions you may have.
  2. Collect data on the solubility of calcium hydroxide.

Assignments

  1. Plot your data and find the best two linear regression lines to determine the maximum mass of calcium hydroxide that dissolves in 500 mL of water.
  2. Answer the analysis questions.
  3. Finish the equilibrium unit progress check exercises.

Tuesday, 11 February

In class

  1. Observe the relationship between solubility and conductivity.
  2. Read and complete the pre-experiment sections for the Solubility of Calcium Hydroxide experiment.
  3. Continue work on the equilibrium case study with your group.

Assignments

  1. Watch Effects of Concentration on Conductivity Using Go Direct™ Conductivity to learn how to use the conductivity probe for tomorrow’s experiment.
  2. Continue work on the equilibrium unit Progress Check

Monday, 10 February

In class

  1. Learn to spot another common simplification for equilibrium calculations.
  2. Form working groups and choose your unit case study. (Case studies uploaded to the secure page.)

Assignments

  1. Begin work on the Equilibrium Unit Progress Check in APC.

Friday, 7 February

In class

  1. Take the quiz on equilibrium calculations.

Thursday, 6 February

In class

  1. Whiteboard presentations: equilibrium calculations using the ICE table method.
  2. Review and discuss your performance on the thermochemistry unit exam.

Assignments

  1. Review for a quiz on writing equilibrium expressions and calculations.

Wednesday, 5 February

In class

  1. Show me your attempt at exercises 36 and 40 in Chapter 13 and discuss.
  2. Explain the effect of diluting an aqueous system at equilibrium.
  3. Learn how to to calculate the amount of a reactant or product at equilibrium.

Assignments

  1. Answer exercises 52, 53, 55, and 65 in Chapter 13 before class tomorrow.

Tuesday, 4 February

In class

  1. Learn how to change the equilibrium position of a chemical system.

Assignments

  1. Answer exercises 36 and 40 from Chapter 13 in your textbook before the start of class tomorrow.

Monday, 3 February

In class

  1. Answer today’s Wake Up exercise: Electronegativity.
  2. Explain the difference between homogeneous and heterogeneous equilibrium.
    • Chapter 13 Exercises: 15 and 16.

Assignments

  1. Dress for laboratory work tomorrow.
The thermal decomposition of calcium carbonate is an example of a heterogeneous equilibrium.
The thermal decomposition of calcium carbonate is an example of a heterogeneous equilibrium.
The thermal decomposition of calcium carbonate is an example of a heterogeneous equilibrium.

Friday, 31 January

In class

  1. Take the thermochemistry unit exam.

Thursday, 30 January

In class

  1. Learn how to use the reaction quotient, Q, to determine if a chemical system has reached equilibrium.

Assignments

  1. Finish your practice and review for the thermochemistry exam tomorrow.
Graphical representation of the relationship between the equilibrium constant, K, and the reaction quotient, Q.
Graphical representation of the relationship between the equilibrium constant, K, and the reaction quotient, Q.
Graphical representation of the relationship between the equilibrium constant, K, and the reaction quotient, Q.

Wednesday, 29 January

In class

  1. Review for the thermochemistry unit exam to be taken on Friday.

Tuesday, 28 January

In class

  1. Show me your attempts at the equilibrium exercises in Chapter 13 (1 – 5, 7, 8.).
  2. Learn to write rate laws for mechanisms that have a reversible elementary step.

Assignments

  1. Finish work on the thermochemistry Progress Check before the start of class tomorrow.

Monday, 27 January

In class

  1. Answer today’s Wake Up: Dynamic Equilibrium.
  2. Analyze equilibrium reaction data and learn to write the equilibrium expression and calculate the equilibrium constant.
  3. Complete and present the Using Equilibrium Expressions whiteboard problem set exercises.
  4. Ask any questions on the APC Progress Check questions for thermochemistry.

Assignments

  1. Complete Exercises 1 – 5, 7, and 8 in Chapter 13.
  2. Continue your review for the thermochemistry exam on Friday.
The general form of the equilibrium expression following the law of mass action.
The general form of the equilibrium expression following the law of mass action.
The general form of the equilibrium expression following the law of mass action.

Friday, 24 January

In class

  1. Carryout and analyze a physical analogy of dynamic equilibrium.
    • Watch Bailing Beakers if you missed class today or want a review of the analogy.
  2. Use some simulations to see how reversible reactions and equilibrium work with a chemical reaction.

Assignments

  1. Chapter 13: Fundamental Equilibrium Concepts, covers all of the material for this unit. Begin reading and working as many of the end of chapter exercises as time allows.
  2. Continue your review work for the thermochemistry unit exam next Friday.
The double harpoon arrows are used in chemistry to indicate a reversible reaction.