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.
pH
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!
Chemical Mystery #14: Loves Me…Loves Me Not
Tom Kuntzleman | Tue, 02/19/2019 - 09:46
You can figure out how this Valentine's Day experiment was done...if you know your chemistry, that is!
Solution to Chemical Mystery #13: Bye Bye Blue!
Tom Kuntzleman | Thu, 11/22/2018 - 08:12
The solution to Chemical Mystery #13: Bye Bye Blue! is presented. This experiment is useful to demonstrate to students when discussing acid-base indicators, neutralization reactions, or the acidity of carbon dioxide when it dissolves in water.
Chemical Mystery #13: Bye Bye Blue!
Tom Kuntzleman | Mon, 11/19/2018 - 12:08
A simple, but tricky experiment is displayed. Can you figure out how the trick was done?
Investigations of Chemicals in Natural Food Coloring. Part 3: Sunflower
Tom Kuntzleman | Tue, 03/28/2017 - 08:39
The chemistry of the Sunflower dye found in McCormick’s Color from Nature food dyes is explored in this post. This is the last in a three-part series in which several experiments and demonstrations that can be done with Color from Nature food dyes are described.
Investigations of Chemicals in Natural Food Coloring. Part 2: Berry
Tom Kuntzleman | Mon, 02/27/2017 - 13:42
The chemistry of the Berry dye found in McCormick's Color From Nature food colors is explored. This is part two of a three-part series in which the chemistry of McCormick's Color From Nature food colors is presented.
Electrolysis of a sulfuric acid solution
An electric current is passed through a sulfuric acid solution. Gases collected at the electrodes are tested.