Red dye #40 found in strawberry Kool-Aid and various cloth fibers can be used in a very simple experiment that can teach students about intermolecular forces. A video is included that describes the experiment and analysis of results.
Get ready for a splash of color during this year’s National Chemistry Week (NCW) celebration, October 18–24, 2015. The theme “Chemistry Colors Our World!” gives a chance to explore the chemistry of dyes, pigments, and light. An upcoming free webinar can get you started with resources.