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How do you measure when a gas is lost? The 20th installment in a 29-part series explains how to determine if a gas has been lost in a chemical reaction. It continues by describing how to solve for the lost mass. Finally, it offers a challenge in applying the knowledge to a reaction they could perform in the laboratory.
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CCSS:
Adaptable
Additional Tags
Instructional Ideas
- Verify all pupils write down the formula since it is only mentioned once
- After mastering the skills on the video, have students perform a lab that demonstrates the same concept
Classroom Considerations
- Ensure scholars have easy access to periodic tables they can read
Pros
- Provides a cue to pause the video and think about answers before continuing
- Includes ideas for what went wrong if your theoretical result and your actual result are not close
Cons
- None