• pH Scale



    ·         What does it mean for a solution to be acidic or base (alkaline?)



    Science Buddies
    This website provides a good description of what an acid and a base are.




    School for Champions
    This site describes what the pH scale is and gives pH values of some substances.  It also describes why a logarithmic scale is used.



     Why is the pH scale logarithmic?





    ·         The pH Scale



    Environment Canada
    This page contains a nice visual of the pH scale, listing examples, and a quick description of the use of logarithms in creating the scale.