Simple methods to prepare liquid air are described. In addition, ways to test the properties of liquid air and other liquefied gases are explored.
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?
Placing Chemistry into a World Context
The April 2018 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: service-learning, safety, investigating student understanding of solutions, environmental chemistry, green chemistry, waste management, acid-base chemistry, natural products, materials science, activities and laboratory investigations, teaching resources, diving into the archives: marine chemistry.
Erica Jacobsen shares highlights from the March 2018 issue of the Journal of Chemical Education.
The American Chemical Society is offering a new service in hopes of making science more accessible to the public. Each week they issue a short collection of science articles, written in an interesting and engaging style, that you might use with your students to help them make connections between the curriculum and their own lives. The service is called Discoveries!, and it is free.
The solution to Chemical Mystery #11, which involves the Leidenfrost Effect, is presented.
Students Using and Understanding Chemistry
The March 2018 issue of the Journal of Chemical Education is now available online to subscribers. Topics featured in this issue include: demonstrations of magnetism and oxidation; the peer-review process; understanding how students learn organic mechanisms; multimedia- and computer-based learning; real-life chemistry activities; using games to teach chemistry; teaching kinetics; spectroscopy; analytical determinations; organic synthesis laboratories; distilling the archives: chemistry and paint.
What happens if you place metal that is glowing orange-hot into some water? Watch this video and find out!
What happens if you cool a Scrub Daddy sponge in liquid nitrogen (or dry ice) and subsequently strike it with a hammer? Let's find out!
As I drive home from work every day in Houston, TX I am greeted by the entrancing voice of Dr. John Lienhard, now an Emeritus Professor of Mechanical Engineering and History at the University of Houston.