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    Nov 2020
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  1. How did you prepare for this exam - did you make dot points for each piece on each element or just remembered everything?
  2. Hi everybody I am on my summer holiday right now and I have pretty much written my whole IA up to the results section but i just realized i am not really measuring anything... My idea was to extract anthocyanin from blueberries and then titrate it with quinine (tonic water) at different temperatures to see the change in color. My idea came from my aunty who makes colour changing gin when tonic is added. As I researched i found that it is the anthocyanin in the plant that reacts with the more basic tonic water and so pH changes therefore the colour changes too. I would apply the conclusion of w
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