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This Essential Oil Extraction Using Liquid CO2 lesson plan also includes:
- Lab & Experiment
- Student Reference
- Worksheet
- Teacher Reference
- Answer Key
- Lab & Experiment
- Student Reference
- Worksheet
- Teacher Reference
- Answer Key
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When life hands you lemons ... experiment on them! Green chemistry gurus compare extraction methods for essential oils through a lab activity. Lab groups use traditional distillation and liquid carbon dioxide extraction methods, then compare the results in terms of environmental impact and product yield.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Perform the carbon dioxide extraction as a demonstration if time or safety prevent student participation
- Incorporate phase diagrams for carbon dioxide into the activity
Classroom Considerations
- Group students appropriately for the complex nature of the experimental procedure
- Ensure groups use only the yellow portion of the lemon rind to allow for a maximum amount of essential oil product
Pros
- Lab gives pupils hands-on experience with Green Chemistry Principles 5, 6, 11, and 12
- The resource is perfect for tackling NGSS standard ESS3-4, evaluating a solution that reduces human impact on the environment
- Teacher's guide includes all of the printable materials and answer keys needed for smooth execution
Cons
- None