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CP09 – Pennium

344156557

Date

  • Tuesday, January 31st

Class Business

  • Video due date
  • Sharing density data (see post for info)
  • Turn in worksheet HW

Recap

  • Review homework questions
  • How do I show process?
  • Do I need to write units all the time?
  • Sig figs and math rules?

Quiz – Measurement, Sig Figs and Units

  • two questions
  • 15 minutes
  • show your work

Lab Activity – Pennium

  • weighted average calculation
  • simulate this with pennies
  • each group has a sample of 15 pennies
  • determine how many isotopes
  • determine the mass of each isotope
  • calculate the weighted average of each sample
  • share on the spreadsheet [LINK]

Lab Activity Discussion

  • How does this relate to the periodic table?

Homework

  • Finish lab data entry
  • Ch. 5 (22, 24)

Information

This entry was posted on January 30, 2017 by in CP1617 and tagged , , , , , , .

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