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Wednesday, June 9, 2021

Osmosis - Gummy bears

 Osmosis: The movement of the solvent through the wall of the solid. 

Aim:

I want to find out what happens to the gummy bears when we put them into different liquids.


Prediction:

i think that the gummy bears will shrink or grow in the liquids.


Methods:


Equipment

1. Three solutions - water, sugar, and salt.

2. four gummy bears of the same colour.

3. two petri dishes.

4. marker pen.

5. Electronic balance.

6. measuring cylinder.

7. beaker.


steps

1. Get your equipment.

2. Label petri dishes with DRY, WATER, SALT WATER, SUGAR WATER

3. Weigh the gummy bears and record their weight on the petri dish

4. Add 40mL pf the solution into the petri dish.


solvet

dry

wet

water

2.24


Salt water

2.35


H2O

2.40

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