Monday, September 30, 2013

Chromatography, Distillation and Filtration: Methods of Separating Mixtures

After watching the video...how would you separate a mixture of sand, salt, and iron filings??

11 comments:

  1. To sperate the the iron filings from the mixture of salt and sand you would use a magnet

    Sammy

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  2. jacob,
    to seperate the iron you use a magnet, to dissolve the salt you puthe sand and salt in water, and to seperate water from the sand use filter paper.

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  3. Hanna,

    In this video it explained different techniques on how to separate mixtures, these included magnetism, distillation, crystallization, and evaporation. This sight gave very useful information, and helped me understand mixtures. I also learned about chromatography, more into detail, and I liked all of the examples, and "pictures/mini clips" that this sight gave. Over all it was very helpful!

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  4. First filter the salt water from the sand and iron. use a magnet to separate the iron from the sand. evaporate and condense the water into a separate container.

    Jack

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  5. Troy,

    First you want to use a magnet to get the iron fillings out. then you put the sand and salt in water(in a container) and then use filter paper for the sand

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  6. Kyle

    To separate iron use a magnet to separate water from sand use filter paper

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  7. In order to fully separate the mixture, use a magnet to take out the iron. Next, you should put the remaining mixture in water. Sand dissolves in water, so take out the sand with a porous drainer, but make sure the pores are not too big nor small. When the sand is removed, distill the salty water to remove the salt.
    Andrew

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  8. Riley

    This video was very helpful because i actually had no idea what they were going to do to separate the things in the sand. It first caught my attention when they showed jelly bean.:)

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  9. Nicole,

    Today we watched this video on getting metal out of sand and lots of other ways to separate materials. We also learned filtration, distillation, and evaporation. I can't wait to look at the lab. :)

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  10. Use a magnet to get the iron out then put water in the sand + salt and pore it through a filter paper then evaporate water
    Camden

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  11. You would use magnets to remove the iron and then dissolve the salt and then use filter paper to remove the sand from the water

    ~Michaela

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