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  • intermolecular-forces
Chromatography of Kool-Aid
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Using filter paper, students separate the dyes in Kool-Aid and food coloring and identify how many different compounds are used for the different colors. Students describe this process in terms of attraction of the molecules for water and paper.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Date Added:
01/15/2019
Marbling Paper
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CC BY-NC-SA
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Using paper, shaving cream, and food coloring students marble paper. Using principles of intermolecular forces, students identify which materials are most attracted to other materials and justify their answers with observations from the activity.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Date Added:
01/15/2019
Pouring Water on a String
Conditional Remix & Share Permitted
CC BY-NC-SA
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In this open-ended activity (magic trick), students look at attraction between molecules as they pour water along a strong from one cup to another cup. Students develop an explanation for how the process works.

Subject:
Chemistry
Science
Material Type:
Activity/Lab
Date Added:
01/15/2019