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What are Mixtures?
What are Solutions?
How Can You Separate Mixtures?
How are Mixtures Used?
Miscellaneous
100
What is a mixture?
A physical combination of substances that keep their properties and can be physically separated.
100
What is a solution?
A mixture with small, dissolved particles that are evenly distributed with the same properties throughout.
100
To separate one part of a mixture from another, you can use a _________________________.
physical property
100
An electrolyte is something that ________________ ______________ in solution
conducts electricity
100
A mixture with parts that settle out after some time is a _____________
suspension
200
Mixtures can be __________________ into their original substances.
What is separated?
200
The part of a solution that is dissolved is the ______________.
solute
200
sand and water
filtration
200
An alloy is an example of a ________________ in __________ mixture
solid in solid
200
chromatography uses this property to separate a mixture
difference in solubility/affinity for solvent and stationary phase
300
Mixtures that do not have a constant composition throughout are called _____________________ mixtures.
heterogeneous?
300
The part of a solution that dissolves the other substance is called the ___________________.
solvent
300
filtration uses ____________________ as the basis of separation
size difference
300
Air is a solution of many gases. What is the solvent?
Nitrogen
300
Soaps and detergents are called ___________________.
surfactants
400
Mixtures that have large particles that are not evenly distributed and will settle out of solution or can be filtered.
Suspensions
400
A supersaturated solution has more/less solute than it normally can dissolve at that temperature and pressure
more
400
property used for separation using centrifugation
density
400
Milk and blood are examples of ______________
colloids
400
An example of a natural emulsifying agent is
lecithin carrageenan gum arabica
500
Mixture which is intermediate in size between solution and suspension is a ____________________
colloid
500
when water is the solvent the solution is called a/an _______________________ solution
aqueous
500
Distillation employs difference in ______________ to separate a mixture
boiling point
500
2 colligative properties would be
Elevation in Boiling point, Depression in Freezing point
500
The maximum amount of a solute that can dissolve in a solvent is called the _________________.
solubility