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What are combinations of two or more substances in which the substances keep their own properties? Mixtures
A ________ is a mixture made of parts that separates upon standing. suspension
Oil and water is an example of a suspension
After sand gets stirred into water it eventually ___________to the bottom. settles. Which makes it a suspension.
What can be used to separate a suspension? Filter or liquids can layer themselves due to different densities.
How do you separate a solution? Evaporation
How do you separate an alloy? Melting -Metals have different melting points.
A combination of metals is called an alloy
What separates a mixture of ink? chromatography
When a solute dissolves into a solvent and it is the same throughout this mixture is a solution
salt water is a solution
Salt in saltwater is the solute
Water in saltwater is the solvent
Bronze or jewelry is an example of an alloy
Gold or silver-pure or mixture? Pure!
Neon-pure or mixture? pure
Oxygen-pure or mixture? pure
Salt-insoluble or soluble? soluble
Soluble means an item can be dissolved
If an item is insoluble it can... not be dissolved
Koolaid powder is the______in a solution. solute
Iron filings and sand can be separated by a magnet
Steel screws and aluminum screws can be separated by a a magnet
Water and oil would be homogeneous or heterogeneous? heterogeneous
Coffee grounds suspended in water can be separated by a filter
Sugar water can be separated by evaporation
Sand and marbles can be separated by _____size. What tool would be good to be used to separate? particle strainer
A mixture is a _____________________ physical change
A _____ change is a change of size, shape, or state without forming a new substance. physical
Pepper and water and oil and water would be examples of a suspension
Chromatography is a process to separate ink.
A mixture can be separated by solubility. True or False? True-one part can dissolve with water and the other part not dissolve.
Created by: mrsyoung