Chemistry Noticeboard
Challenge Number 3

Question: Textbooks often place the limits of the pH scale at 0-14.
Is this true?
Can there be pH that is less than zero?

Send in your answers to Mr Lin [119] by 3 September 2007, 5pm.
Answers should be original,
not simply copied from the internet
and definately not someone else's work!
Remember to write your name and class on your answer scripts.
Suggested solutions will be divulged at the next challenge.
Have fun!