what does the double arrow mean in a chemical equation
WHAT DOES THE DOUBLE ARROW MEAN IN A CHEMICAL EQUATION
Ph.D., Biomedical Sciences, college of Tennessee at KnoxvilleB.A., Physics and Mathematics, Hastings College Dr. Helmenstine stop a Ph.D. In biomedical sciences and is a science writer, educator, and also consultant. She has taught scientific research courses at the high school, college, and graduate levels.