laboratory experiments

Video Pre-Labs Improve the Lab Experience
// Sunday, October 17, 2021 • Josh Kenney
At the high school level, chemistry labs can be challenging for a variety of reasons. First, the typical high school class length is usually far too short for completing an entire lab experiment, and spreading a lab over multiple days may leave the concepts fragmented in students' minds.
September 2019 Cover JChemEd
Especially JCE: September 2019
// Thursday, September 19, 2019 • Erica K. Jacobsen
My grandma's rural church cookbook A Century of Family Favorites 1879-1979 is still our family's go-to baking resource. We return to certain recipes over and over (snickerdoodles, chocolate chip cookies, among others), but I also enjoy browsing to consider the possibilities.
Mentos Now candy in a mortar and pestle
Determination of Citric Acid in Candies
// Thursday, May 3, 2018 • Andrea Amato
Citric acid is a weak tricarboxylic organic acid. It is highly soluble in water and, once it dissolves in that, it shows weak acidity but a strongly acidic taste which affects sweetness and provides a fruity tartness for which it is widely used to complement fruit flavors in the food and beverage industry.