Lab Wk 4 Diffusion.docx - Diffusion Lab Part 1 For this lab you will need food coloring 2 clear glasses tap water Procedure Fill one glass with very

Lab Wk 4 Diffusion.docx - Diffusion Lab Part 1 For this lab...

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Diffusion Lab Part 1: For this lab you will need: food coloring 2 clear glasses tap water Procedure : Fill one glass with very cold tap water, and fill the other glass with very hot tap water. Add one drop of food coloring to each glass. DO NOT STIR! Time the diffusion of food coloring into the water. Start timing when the drops are added, and stop timing when the glass is an even color. To submit for credit : - Describe what happened. - Explain why it happened using what you've learned in this chapter. - What would you need to do to change this to an osmosis experiment? (Think about what is required for osmosis to occur) - Submit a photo of your diffused food color. Part 2: For this lab you will need: 4-6 thin slices of potato Salt Distilled water (if you can't get this, tap water can be used)

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