![Image of Chemical Rainbows](https://files.schudio.com/willowbank-st-helens/imagecache/1024x1024s/blog/Science/PHscale2.jpg)
8 July 2024
by Helen Lyons
Year 9 have been using their knowledge of acids, alkalis and the pH scale to create their very own chemical rainbows!
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Year 9 have been using their knowledge of acids, alkalis and the pH scale to create their very own chemical rainbows!
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