Teach Engineering
Chromatography Lab
Groups use alcohol and chromatography paper to separate the color components of black ink. The purpose of the activity is to allow the class to become aware that mixtures exist in hidden places.
Curated OER
M&M Science and Math
A series of math and science activities feature M&M's® as manipulatives to help kids work through equations. The resource includes exercises on finding averages, percent of compositions, moles in chemical reactions, genotypes and...
Teach Engineering
Exploring Capillary Action
Explore capillary action from different perspectives. In the fourth installment of a nine-part series, scholars perform several experiments to observe capillary action. They look at the meniscus of water in a glass, observe capillary...
TeachEngineering
Teach Engineering: Chromatography Lab
To increase students' awareness of possible invisible pollutants in drinking water sources, students perform an exciting lab requiring them to think about how solutions and mixtures exist even in unsuspecting places such as ink. They use...
Science Education Resource Center at Carleton College
Serc: Paper Chromatography: These Colors Do Run
An lab experiment where students see how molecules move by doing paper chromatography. Site includes student handout and teacher presentation.
Dartmouth College
Dartmouth College: Chem Lab: Spectra of Conjugated Dyes & Beer's Law
In the first part of this lab, you will measure the absorption spectra of two conjugated dyes and compare the results to the theoretical predictions of a particle-in-a-box model. In the second part of the experiment, you will identify...
Science Buddies
Science Buddies: Candy Chromatography: What Makes Those Colors?
One of the characteristics that makes M&Ms so popular is dye that colors the hard shell, and of course the chocolate. But, many are unaware of what dyes are used to make those colors. This day long lab uses paper chromatography to...
Science is Fun
Fun Science: Candy Chromatography
Using simple household items like M&Ms and coffee filters, you can demonstrate paper chromatography. This simple lab will show you the dyes that make up the different color coatings on M&Ms.
National Health Museum
Access Excellence: Wolf Pack in a Bottle: Dna Simulation
This lesson plan can be used to illustrate the principle of electrophoresis without the equipment. Paper chromatography can be used to separate dye just like electrophoresis will separate DNA. The lab also covers DNA analysis for an...
Texas Instruments
Texas Instruments: Cells Never Lie
A forensics activity which deals with the idea of alcohol poisoning. Based on a Biology Lab on cell distruction in alcohol and Chemistry's Beer's Law.
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