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Barium has many applications depending on its form: it can be poisonous, used to color fireworks, or, as in the example in this video, used as contrast in X-ray imaging. The resource that explains how to make and isolate insoluble salts.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Make insoluble salts as a demonstration during class
- Create practice problems for reaction equations that make insoluble salts
Classroom Considerations
- Requires prior knowledge of how to make soluble salts
- Video is the 18th in a 21-part series
Pros
- Colors have high contrast values for easy viewing
- Includes prompts to pause the video to have pupils answer on their own before finding out the correct answer
Cons
- None
Common Core
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