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What is a solution? By Dr E Christophy
Introduces solutions and how to find molarities
Icon_download 1      Icon_age 10 - 14     
20 Dec 2012
A pH Exercise by Dr. E Christophy
An interactive exercise calculating the pH of various salt, acid and base solutions
Icon_download 1      Icon_age 12 - 18     
06 Dec 2012
Organic Reactions by Dr. E Christophy
Covers a variety of organic reactions and finishes with a puzzle to complete, revising what has been learned
Icon_download 1      Icon_age 15 - 20     
06 Dec 2012
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