Chemteacher

swim, chem, baseball, I talk with my hands

CH05 – Foil Lab

foil

Dates

  • P4 – Monday, January 22nd
  • P5 – Monday, January 22nd
  • P7 – Monday, January 22nd

Aluminum Foil Lab – Procedure

Part 1 – Density

  • make sure the aluminum “shot” is dry
  • make sure you take care to read graduated cylinder
  • graph of mass (y) vs volume (x) will give density (slope)
  • OK to use spreasdsheet to graph and generate line
  • more than three (3) trials required (more is better)

Part 2 – Thickness

  • how will you use density for part 2?
  • what measurements do you need to determine thickness?
  • no water / glassware required

Aluminum Foil Lab – Processing

  • format of calculations section
  • sig figs – how to apply
  • units – how to show

Homework

  • Study for the quiz

Quiz

  • Start next class with quiz
  • one question = sig figs
  • one question = dimensional analysis
  • sample from last year posted in folder
  • I will provide conversion factors (and prefixes)

Information

This entry was posted on 2018-01-21 by in 1718 and tagged , , , .

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