pH Meter—This manipulable animation may be used to involve the students in suggesting molarity and volume of certain acids, bases, and salts to find the pH of each selected solution.
Acid Strength and Molecular Structure—This short but informative tutorial discusses the use of the molecular structure of an acid as a predictor of that acid’s relative strength. It also offers a great review of electronegativities as related to acid strength, introduces oxoacids, and presents a concise summary.
Acid Ionization—This narrated animation demonstrates and explains the differences in the ionization of hydrochloric acid and hydrofluoric acid.
LES and GERD—A narrated color animation of the LES and GERD
Endoscopy—This short video captures the experience of a patient being prepped for and undergoing an endoscopy. Actual esophageal views from the scope are shown.
PPIs—Proton pump inhibitors, one class of popular medications prescribed for GERD, are described on this website.