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CATALASE AND HYDROGEN PEROXIDE Introduction My coursework is on catalase activity. This is done using hydrogen peroxide and two independent variables of my choice. I carried out a preliminary experiment so that I got a basic idea of what I was doing and what to expect. The aim of this experiment was to look at catalase activity and how time affects it. Preliminary Experiment This experiment was the first one which I carried out. From this I learnt about the reactions between catalase and hydrogen peroxide. For this experiment the apparatus which I used is as follows: * Tile - to cut potato and other substances on. * Knife - to cut substances with. * Side Arm Tube - for substances and hydrogen peroxide to go in and a reaction to take place. * Rubber Arming - to connect the measuring cylinder with the side arm tube, to allow oxygen bubbles to flow through. * Bee Hive Shelf...

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