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Mass, Weight, and Density

Mass, Weight, and Density. Density is mass per unit of volume. M D = ------- V. Volume. For a rectangular solid: V = LWH For a cylinder: V = π r 2 h For an irregular solid: ???. Volume. How are we going to find the volume of an irregular solid?. Volume. Volume.

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Mass, Weight, and Density

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  1. Mass, Weight, and Density Density is mass per unit of volume. M D = ------- V

  2. Volume For a rectangular solid: V = LWH For a cylinder: V = πr2h For an irregular solid: ???

  3. Volume How are we going to find the volume of an irregular solid?

  4. Volume

  5. Volume

  6. Lab # 2 Using Density to Find the Thickness of a Wire

  7. Lab # 2 Part 1: Find the density of copper. M D = ------- V

  8. Lab # 2 Part 2: Using the density, find the volume of a sample of copper wire. M V = ------- D

  9. Homework • Read ChemLab 2 (pp 46-47) • Answer the Pre-Lab questions

  10. Today: • Collect raw data • Graph mass vs. volume Tomorrow: • Do the math • Answer discussion questions 3 and 6

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