Separating mixtures Flashcards
What is the method used to separate a substance from a liquid mixture.
Distillation
What temperature must a liquid air be held before fractional distillation.
-200 (degrees Celsius)
What method must be used to separate ethanol from a glucose solution.
Fractional distillation.
What method must be used to separate ethanol from a glucose solution.
Fractional distillation.
What is the difference between simple distillation and fractional distillation.
Simple distillation is the method used to separate substances in mixtures with significantly different boiling points, while fractional distillation is used for mixtures containing chemicals with boiling points close to each other
What is a technique that can be used to separate a mixture* of soluble substances.
Chromatography
What is the name for the technique used to separate a solvent from a solution.
Simple distillation
Out of a chemical or a physical method, what would you use to separate the different components in crude oil.
Physical
What is the technical term for the technique used to separate a solid from a liquid.
Filtration
What is the name of the process used to continually
Name the technique used to separate a soluble solid from a solution.
Evaporation
Salt solutions can be __________ to produce soluble salts.
Evaporated.
Salt solutions can be __________ to produce soluble salts.
Evaporated.
Leslie is using crystallisation to separate the salt from a salt solution. Does she need to bring the water to a boil?
No
