The Chemistry of Lightning
Tom Kuntzleman | Tue, 09/20/2022 - 09:42
Learn a bit about the chemical reactions that occur during a lightning strike, and how you can demonstrate these reactions in your classroom.
pH
Solution to Chemical Mystery #19: Multi-colored Mixture
Tom Kuntzleman | Sun, 02/06/2022 - 13:22
Did you figure out how to create a multi-colored mixture? Check out the solution to Chemical Mystery #19: Multi-colored Mixture!
Food Dyes as Acid-Base Indicators
Tom Kuntzleman | Sun, 11/28/2021 - 10:51
Natural food dyes are being sold online and in stores that can be used as acid-base indicators. These dyes open up a host of possibilities for at-home and in-class. For example, these food dyes can be used as indicators in the quantitative titration of the Mg(OH)2 in milk of magnesia.
Clover Color Chemistry
Tom Kuntzleman | Sat, 07/03/2021 - 16:07
Summertime means doing chemistry experiments with flowers found growing in the yard...
Color Changing Coke and Mentos
Tom Kuntzleman | Wed, 09/02/2020 - 03:07
What's a better way to start the new school year than with some new experiments? Learn how to use a variety of color changing experiments to teach students about the Diet Coke and Mentos experiment, acids, bases, chemical and physical changes, and climate change.
Berries are red, berries are blue…I’ve got a berry surprise for you!
Tom Kuntzleman | Sun, 01/26/2020 - 14:03
I observe a red to blue color change when I rinse my bowl after eating frozen blueberries. Sounds like an acid-base reaction, doesn’t it? Well, read on to learn about the blueberry surprise!
The Devil's Milkshake
Tom Kuntzleman | Sat, 10/26/2019 - 19:13
The Devil's Milkshake is a simple, yet interesting chemistry experiment that fits well as a Halloween demo.
Chemical Mystery #16: A Red, White, and Blue Chemistry Trick for You!
Tom Kuntzleman | Sun, 06/09/2019 - 13:43
Watch this video and see if you can figure out how red, white, and blue colors can all be made from the same chemical solution!
Indicator Activity - Assigning Roles for Students in the Laboratory
Karen Perri | Sun, 04/07/2019 - 12:09
The author explains how she assigns roles for her students while completing laboratory work. The lab activity is designed to allow students to explore the use of indicators. It serves as an introduction to acids, bases and pH.
Solution to Chemical Mystery #14: Loves Me...Loves Me Not
Tom Kuntzleman | Wed, 02/27/2019 - 12:37
Did you figure out how the experiment in Chemical Mystery #14 was performed? The solution is presented here!