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Investigate how to calculate the relative atomic mass of elements. The video instructor explains how isotopes occur naturally for many elements. She then describes the process of calculating the relative atomic mass of an element using the known abundance of its isotopes.
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Instructional Ideas
- Pause the video when the instructor poses a question to discuss as a class
- Record new vocabulary in a graphic organizer such as a Frayer diagram
Classroom Considerations
- Requires a solid understanding of isotopes
Pros
- Animations add clarity to the concept
- Incorporates questions to encourage active participation
Cons
- None