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Tuesday 20 March 2018

Super saturation - Science experiment

What we have learned:

Recently we have started to learn about solids and liquid. One of the first things we learned about was dissolving and how much certain things take to dissolve (done in a past experiment). Today we have began learning about Super saturation. 

Super saturation:

Super saturation is when something is on the brink of becoming a solid because of the amount of solid particles in it. When a solid or certain type of solid particles are dropped in the whole liquid will become a solid. You will see the part the solid was dropped into change and turn into a solid then it will begin to convert the rest of the liquid into a solid. Fun fact if enough salt was in the ocean you could potentially turn the ocean into a solid.

Aim: To form a crystal from a super saturated solution


Equipment: Test tubes, Bunsen burner, Heat mat and test tube tongs

Method:
1. Freeze some water in the test tube
2. Gently heat the test tube until it becomes liquid.












3. Place in test tube rack for 30 mins.














4. Add the crystal


5. Watch the solid form


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