Using Freezing-Point Depression to Find Molecular Weight

This Using Freezing-Point Depression to Find Molecular Weight lesson plan also includes:

Explore the mathematical relationship between a solvent and solute. Learners use technology to measure the cooling patterns of a solvent with varying concentrations of solute. Through an analysis of the data, pupils realize that the rate of cooling is a function of the concentration of solute.

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CCSS: Adaptable
Instructional Ideas

  • Create an interdisciplinary lesson with the math department
Classroom Considerations

  • Experiment uses TI Graphing Calculators in combinations with Vernier LabPro software and probes
  • Allow sufficient time to collect materials and assemble the lab
Pros

  • Includes both a procedural outline and worksheet
  • Clearly describes the mathematical and scientific objectives of the lesson
Cons

  • None
Common Core