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Monday, March 16, 2020

Chemicals and Chaos - Evaporation Experiment!

Separating a Mixture using Evaporation:

Aim: We are trying to evaporate to separate our mixture.
Hypothesis: I think that it will turn into gas and that the copper sulfate will evaporate. I also think that we will end up getting a solid outcome.

Equipment: Copper sulfate, 250 ml beaker, heatproof mat, evaporating basin, element.

Method:

1. Set up an element.
2. Add 50ml of hot water to the beaker and place on the element.
3. Add copper sulfate to the evaporating basin until it is a quarter full.
4. Carefully, place the evaporating basin on top of the beaker.
5. Turn on the element to 8.
6. Heat the solution until most of the solvent has been evaporated and crystals of solute are forming.
7. Turn off element careful not to touch as will be hot for a long time.

Observations:

Before: Water is starting to boil and is slowly creating moist around the beaker.

During: The water is now fully boiling and the beaker is very moist, the copper sulfate is also starting to evaporate. 

After: The copper sulfate is now fully evaporated and has turned into a solid, the water is also getting less over time. Because the beaker has a small beak which is where the water escapes through.


Conclusion:

Discussion: At first the water was just starting to boil up, and was slowly creating moist around the beaker because it is starting to evaporate. Then when the water was fully boiling, the copper sulfate is also starting to evaporate. When the copper sulfate was fully evaporated it turned into a solid, and the water was also starting
Evaluation:

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