I have helped students understand the principles of chemistry for over 25 years.

I am of the opinion that most students fear the subject but by careful explanation with examples taken from their own experiences that the subject can lose some of its "terrors". For instance, by knowing that crushed ice cools a drink faster, a person has discovered the concepts of both surface area and reaction rates.

I am a certified environmental analytical chemist and a RI State Hazardous Materials ins...