You are going to investigate the reaction between aqueous aluminium chloride and two aqueous solutions of sodium hydroxide, solution $$\(\mathbf{F}\)$$ and solution $$\(\mathbf{G}\)$$. Solution $$\(\mathbf{F}\)$$ and solution $$\(\mathbf{G}\)$$ have different concentrations. Read all of the instructions carefully before starting the experiments. Instructions You are going to do three experiments. Suggest why the conical flask is placed on black or dark-coloured paper in Experiments 1 and 2. ................................................................................................................................................ . ..........................................................................................................................................

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