Lab 1: Diffusion

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Lab 1 Diffusion Osmosis
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Lab 1 Diffusion Osmosis

• Description
• dialysis tubing filled with starch-glucose
  solution in beaker filled with KI solution
• potato cores in sucrose solutions

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Lab 1 Diffusion Osmosis

• Concepts
• semi-permeable membrane
• diffusion
• osmosis
• solutions
• hypotonic
• hypertonic
• isotonic
• water potential

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Lab 1 Diffusion Osmosis

• Conclusions
• water moves from high concentration of water
  (hypotoniclow solute) to low concentration of
  water (hypertonichigh solute)
• solute concentration size of molecule affect
  movement through semi-permeable membrane