Address

P.O. Box 219 Batavia, IL 60510

Phone 800-452-1261
Fax 866-452-1436
Email flinn@flinnsci.com
firewatch

Mix two colorless solutions and watch as, after a few seconds, they suddenly change from colorless to a dramatic deep-blue color! Captivate your students’ attention with this popular starch–iodine clock reaction while studying the effects of concentration, temperature, and a catalyst on the rate of reaction.

Concepts

  • Kinetics
  • Catalysts
  • Potential Energy
  • Activation Energy
 
;