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Thursday, March 21, 2019

Distillation

This week for science we have been working about distillation, one of our experiments was distilling water from coke. It was a really fun experiment because at points it was distilling very quickly. Here is how we did our experiment.

Aim: To separate water from coke using distillation.

Equipment:Coke, conical flask, heatproof mat, a delivery tube and bung that fits the flask, bunsen burner, tripod, gauze mat, retort stand, boss head and clamp, boiling tube, Beaker

Method: 

1. Set up your equipment so then it looks like this Image result for distillation

2. add about 50mL of coke to the conical flask and then put the bung and delivery tub on top of the conical flask.

3. Light your bunsen burner and put it under the tripod that holds the conical flask .

4. Heat the coke until it is at boiling point and carry on so then you can get the water out and into the boiling tube that is connected to the delivery tube that  goes into a beaker with ice inside of it. The ice will condensate the water vapor so then you have water.

5. Once most of the water is evaporated turn of the bunsen burner and look at your results.

Results:
Our experiment went very well and we collected quite a lot of water, it was fun watching the water condensate and then drop into the boiling tube. When the coke was at boiling point the water was boiling off quickly. The ice was condensating the water in the delivery tube which was cool to look at, it solidified very quickly and came in little drops. It separates the liquids by evaporating the water and making it go through the delivery tube. Distillation could be used in many ways in real life like turning saltwater into fresh drinking water, Gasoline is distilled from crude oil and so much more. During the experiment two different things are happening, Evaporation and Condensation. when the water is being boiled off it is evaporating into water vapor and going through the tube, condensation then happens after the water goes through the delivery tube which cools it down and turns it back into water.

Would you ever try to do this experiment?

1 comment:

  1. Hey Trisha,
    This is a great blog post and an interesting experiment. I did wonder why coke makes a good liquid to do this experiment with? Do you have any videos of it happening?
    I don't think I would try this experiment at home as I don't have the equipment!
    Look forward to your reply,
    Miss Morgan

    ReplyDelete

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