Finding the Formula and Percent Composition

This Finding the Formula and Percent Composition lesson plan also includes:

Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an investigation by forming an ionic compound and measuring the percent composition of it. 

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CCSS: Adaptable
Instructional Ideas

  • Have learners explain how to distinguish between ethane, ethene, and ethyne
Classroom Considerations

  • Requires prior knowledge of the previous lessons in the series
  • Use caution with acids and flames in the laboratory
  • The seventh in a series of eight lessons
Pros

  • Includes two strategies for differentiation
  • Provides clear instructions for the experiment
Cons

  • Does not include answers to the assessment or discussion questions
Common Core