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.
water
Can Alkaline Water Change Body pH?
Tom Kuntzleman | Mon, 05/09/2022 - 08:13
Can Alkaline Water Change the pH of your body? We use chemistry to put this claim to the test!
Chemistry Magnets - Making Chemistry Visible
Doug Ragan | Fri, 08/16/2019 - 22:16
Doug Ragan been using magnets of elements and subatomic particles for some time to help his students visualize what is happening at the particle level of chemistry. Download the files attached to the post and print out your own set of elements and particles!
The Liquid Nitrogen Cloud
Tom Kuntzleman | Fri, 07/26/2019 - 10:42
Have you ever seen the liquid nitrogen cloud? Do you wonder how the cloud forms when hot water is thrown onto liquid nitrogen? This post explores the liquid nitrogen cloud and possible explanations for its formation.
The Blue Butterfly Effect
Tom Kuntzleman | Mon, 01/28/2019 - 18:59
The June, 2018 issue of the Journal of Chemical Education contains an article that describes a simple, yet fascinating experiment that you and your students are going to love! It involves the use of butterfly wings from the genus Morpho. I obtained some of these wings and enjoyed experimenting with them. You will too!
The Chemistry of Weight Loss
Tom Kuntzleman | Tue, 04/24/2018 - 18:48
If you want to lose weight, you have to burn calories. Anyone who has gone on a diet knows this. But when someone loses weight, have you ever wondered where the lost mass goes?
Solution to Chemical Mystery #11: Too Hot to Boil?
Tom Kuntzleman | Tue, 03/06/2018 - 09:26
The solution to Chemical Mystery #11, which involves the Leidenfrost Effect, is presented.
Chemical Mystery #11: Too hot to boil?!
Tom Kuntzleman | Fri, 03/02/2018 - 11:04
What happens if you place metal that is glowing orange-hot into some water? Watch this video and find out!
Dry ice in five different liquids
Tom Kuntzleman | Sun, 01/01/2017 - 14:22
You probably know what happens when you place dry ice in water. Do you know what happens when dry ice is placed in acetone or glycerin? Read this and find out!
The Dry-Ice-in-Water Cloud
Tom Kuntzleman | Sun, 12/04/2016 - 18:54
Have you ever wondered where the cloud comes from when dry ice is placed in water? If you think the answer is “atmospheric water vapor”, be sure to read this post because experimental evidence suggests that this explanation is wrong.