Lesson Plan

Should I Get My Mole Checked Out?

Curated and Reviewed by Lesson Planet

You definitely want to check out this mole! Chemistry scholars experiment to observe an unobservable quantity with an engaging lesson plan from K20. Partners collaborate to determine what's inside an opaque box, then complete a series of experiments to determine the correct mole ratio for a chemical reaction.

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CCSS: Adaptable
NGSS: Designed
Additional Tags
Instructional Ideas
  • Have groups complete the pre-lab questions, then discuss them to ensure everyone is on the right track
  • Allow extra time in the lab for groups to gather more data through additional trials
Classroom Considerations
  • Prepare the solutions ahead of time, unless you plan to have pupils prepare them
  • Lab groups should contain no more than three students
Pros
  • The Engage activity is a creative way to approach observation and inference
  • Resource encourages critical thinking and creates a strong focus around indirect measurement
Cons
  • None
NGSS