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This Reaction Stoichiometry—How Can We Make Chalk? lesson plan also includes:
What is a reasonable percent yield in the manufacturing process? Scholars develop a process for producing chalk in the third instructional activity of a six-part series. Then, they must determine the theoretical and percent yield. Discussions about scaling up the process lead to an understanding of manufacturing challenges.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Discuss ways of analyzing the data, i.e. different ways of displaying averages, outliers, etc.
Classroom Considerations
- Assumes prior knowledge of types of reactions, mole conversions, molarity, stoichiometry, and how to filter a precipitate
- Lesson geared toward honors students and may require extra time for on-level pupils
Pros
- Uses materials common to high school chemistry laboratories
- Includes a photograph of the proper lab setup
Cons
- None