Osmosis in raisins


In this unit, students will learn using raisins the different conditions required for observing the phenomenon of osmosis.

Materials Required

Raisins (dry), Water (Clean potable water), Sugar or Sucrose, Glass tubes of 20 mL capacity, Measuring cylinder (10 mL capacity), Measuring balance, 100 mL beaker, Food colour, Insulin syringe ( It has fine needle to make very small prick in raisins).

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