Kalamunda Senior High School
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12 Cotherstone Road
Kalamunda WA 6076
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Email: Kalamunda.shs@education.wa.edu.au
Phone: 08 9293 6400

Science

Neutality Challenge

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Chemistry provides some great opportunities to experiment and testing reactions in the laboratory produced some interesting colours. Combining an acid with a base should have led to a neutral solution (green with Universal Indicator) but we were surprised to find that equal quantities of each didn’t get the expected result. These students (Joel, John, and Ethan) found that a lot more base was needed to neutralize our acid. Can you guess why?

Lindesay Pound
Science Teacher