Chromatography
What is the alcohol used for?
solvent
Give an example of a mixture that can be separated by simple distillation.
Water and Coke
What type of mixtures can winnowing separate?
peanuts/wheat/rice
True or False: Crystallization can separate sand from water.
False
This method uses a filter paper to separate an insoluble solid from a liquid.
Filtration
How does the colors of ink separate?
by moving at a different speed
True or False:
Distillation is the separating technique that separates mixtures with different melting points
True
How is winnowing done?
by tossing the mixture into the air
Crystallization can be used to separate this common substance from seawater.
Salt
What is sieving?
This method separates larger particles from smaller ones using a mesh or sieve.
What mixture can be separated by chromatography?
ink
What is the equipment called that holds the mixture in distillation
Distillation Flask
How do the mixtures separate?
Gravity
This forms when a saturated solution cools or when the solvent evaporates.
Crystals
When our clothes are wet, how do we separate the water from the clothes in the machine?
Centrifuge
True or False:
The mixture (ink) should touch the solvent
False
What does the condenser do?
Turns Gas into Liquid
What natural force helps with winnowing?
Air
Crystallization is commonly used in the production of these two household substances.
Salt and sugar
What is paper chromatography?
it's a method that separates ink
True or False:
The solvent causes the mixture to travel upwards
True
What is the liquid that comes out from the distillation process
Distillate
Where is this technique mostly used?
Agriculture
Salt crystals are left behind when this evaporates from seawater.
water
What is sublimation?
when a solid changes directly into a gas when heated