Now that we’ve completed the pre-lab, we can begin collecting data using beans to represent our element.


  • Understand that atoms of an element may have different masses
  • Write isotope names and symbols
  • Calculate average atomic mass
  • Interpret a mass spectra


  • Complete and turn in your final draft of 3.02a (Monday)
  • Complete and all work for 3.02b (before next class)
Skip to toolbar