Units / Unit A / The Mole and Conservation of Mass
The Mole and Conservation of Mass
Avogadro's number, mole calculations, link to balanced equations (A-GO3-SO8, SO9).
Lesson plan — step by step
- 1
Prepare
Mole map handout; calculators.
- 2
Set purpose
Display learning-intent slide; clarify success criteria and POS tags.
- 3
Teach
Walk through 9 slides in order—use talk tracks and questions in presenter notes.
- 4
Formative check
Mole map: Convert particles ↔ moles for H2O sample.
- 5
Close
Exit slide; assign optional review of student notes online.
Materials
- Mole map handout; calculators.
Program of Studies tags
General outcomes
A-GO3
Specific outcomes
- A-GO3-SO8
- A-GO3-SO9
Teacher overview
Quantitative chemistry at Grade 10 level.
Before class
- Mole map handout; calculators.
Common misconceptions
- Mole is a mass or a volume.
Formative checks (classroom)
Mole map
Convert particles ↔ moles for H2O sample.
Look for: Uses 6.02 × 10^23 correctly.
Slide outline
- 1. [hook] Counting atoms without counting · ~3 min
- 2. [learning-intent] Outcomes · ~2 min
- 3. [concept] The mole · ~6 min
- 4. [concept] Molar mass · ~6 min
- 5. [worked-example] From equation to mole ratios · ~7 min
- 6. [concept] Conservation revisited · ~6 min
- 7. [guided-practice] Calculations · ~8 min
- 8. [formative-check] Exit: Unit A synthesis · ~4 min
- 9. [exit] Unit B preview · ~2 min