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Can colloidal suspensions be separated by filtration?
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4. BONUS: Lab Techniques and Procedures
Filtration and Evaporation
Scelta multipla
Which method would be most effective for separating a mixture of sand and water?
A
Filtration
B
Evaporation
C
Distillation
D
Chromatography
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Identify the physical states of the components in the mixture: sand is a solid, and water is a liquid.
Recall that filtration is a technique used to separate a solid from a liquid by passing the mixture through a filter that allows only the liquid to pass through.
Consider evaporation, which removes a liquid by turning it into vapor, but does not separate solid particles from the liquid before evaporation.
Understand that distillation separates liquids based on differences in boiling points, which is not applicable here since sand is a solid and does not evaporate.
Recognize that chromatography is used to separate components of a mixture based on their movement through a medium, typically for dissolved substances, not for separating solid particles from a liquid.
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