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February 2022 Xchange

The February 2022 Xchange highlights some of the contributions that have recently been published on ChemEd X. We hope you will take a moment to check in and see what you may have missed. 

     

Chemical Mystery #19: Multi-colored Mixture

Can you use your knowledge of chemistry to figure out what is going on in Chemical Mystery #19?
     

Teaching Percent Composition, Empirical and Molecular Formulas through the Lens of Aspirin

This flipbook activity helps students to identify and solve problems involving empirical formulas, molecular formulas and percent composition while also helping them see how they are related to each other.
     

A Demo A Day: Demonstrations and Props Used in My General Chemistry Class

This blog post includes short descriptions of demonstrations and props that Dean Campbell has used while teaching his collegiate General Chemistry I course.
     

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bottom of test-tube with red and black material at bottom plus a red gas

Generating explosive gases from sand

Did you know that sand can be converted into a mixture of gases that spontaneously ignites in air? The procedures involved are relatively simple to perform, spectacular to observe, and relate to a rich assortment of chemical principles.
     

Simple Distillation

This is a simple small-scale distillation that can be used several different ways.

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Set up for small scale distillation using beaker, test tubes and glass tubing with a stopper
     

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text: ChemBasics Talk - SOLUTIONS with Kristen Vanderveen

ChemBasics Talk: Solutions with Kristen Vanderveen

Solutions are all around us in life and chemistry class! The presenter for our next ChemBasics Talk, Kristen Vanderveen, will discuss solubility curves, molarity calculations, using particulate level modeling and simulations, making real world connections and so much more. Register for this (FREE) hour long Zoom meeting to be held February 10th, 2022, at 8pm EST.
     

Exploring Chemical Reactions with Sarah English

Chemical Reactions is a topic that unites a number of skills from formula writing, balancing equations, predicting products and solubility to name a few. On January 13th, 2022, Sarah English shared her unit covering chemical reactions in this ChemBasics Talk. You can view a recording of her presentation and access materials she has suggested.

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text over laptop: Exploring Chemical Reactions with Sarah English
     
text: ChemEd X Call for Contributions

ChemEd X Call for Contributions

ChemEd X invites practitioners in the chemical education community to share their experiences, knowledge and the resources they use in their classroom and laboratory.
     

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