Today we will investigate the reducing power of orange.
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C3000 Experiment: 156, 157
Materials:
- potassium iodide
- potassium permanganate
- sodium carbonate
- test tube
- lid opener
- measuring spoon
- large graduated beaker
- two small graduated beakers
- vitamin C tablets
- 9V battery
- battery clip
- two alligator clips
- paper towel
- copper strip
- carbon electrode
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