Cellulose nitrate (also known as nitrocellulose or guncotton) is a very flammable substance that is formed by reacting cellulose (also known as dietary fiber) with a mixture of concentrated nitric and sulfuric acids:
Engaging and Sustaining Students' Interest in Chemistry
The November 2014 issue of the Journal of Chemical Education is available online to subscribers at http://pubs.acs.org/toc/jceda8/91/11. The November issue content includes content on water chemistry, diversity and women in science, professional development, teaching with technology, electrochemistry, and more.
Congratulations to Grazyna Zreda who solved the Chemical Mystery of the Mentos candies! To conduct this trick, two white Mentos candies are placed in separate beakers that both contain universal indicator. One of the Mentos candies turns the indicator slightly green, indicating the presence of base.
I previously wrote about an experiment published in the Journal of Chemical Education called “Hydroglyphics”1. In thi
Teaching Chemistry and Making a Difference
The March 2014 issue of the Journal of Chemical Education is now available online to subscribers at http://pubs.acs.org/toc/jceda8/91/3. The March issue features: changing the curriculum to make connections, forensic chemistry, computer-based learning, hands-on activities and labs for introductory chemistry, teaching physical chemistry, organic and biochemistry labs, and the mole concept.