Tag: indicator
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Observe Photosynthesis with this Easy Experiment
Use phenol red to observe plant photosynthesis. As plants consume carbon, the indicator will change from yellow to red. Materials are easy!
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Investigation: How Can Diffusion Be Observed?
This investigation provides a hands-on way to observe what happens when a chemical moves across a semipermeable membrane. In this case, a cheap plastic bag serves as a model for the cell membrane and shows that iodine will move into the bag and turn the contents purple.