Lesson Details

  • Name: The atom and isotopes
  • Code: C.4.10.AS.9
  • Specification Reference:
  • Keywords: Isotope, relative abundance
  • Objectives: To state what is meant by an isotope. To calculate the atomic mass of an isotpe from the percentage abundance of each isotope.
  • Competency: To identify an isotope
  • Proficiency: To be able to distinguish between two isotopes
  • Mastery: Calculate the relative atomic mass of an element given the percentage abundance of its isotopes.

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