... and 6 to pour hydrogen peroxide in the four remaining test tubes. 8. Fill the test tubes with tap water till the 3/4 mark and place them back in the stand. Experimental process: Part 1: 1. Using a tong, soak a felt disk in the yeast solution for 3 seconds. 2. While one person is in control of the felt, another lab partner must submerge the temperature probe into a test tube. 3. At the same time, a third lab partner must begin the LoggerPro program on the laptop by clicking COLLECT in order for the temperature probe to take temperature readings. In this trial, the temperature of the hydrogen peroxide will be at room temperature. The temperature readings should be in the 20°C - 25°C range. 4. Once the temperature readings are in that range, remove the temperature probe from the test tube, release the felt disk into the test tube and start the stop ...

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