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Mixtures & Solutions

vocabulary

TermDefinition
matter anything that has mass and takes up space (has volume)
solid matter that has a definite shape and volume with particles that are close together and stay in the same place
liquid matter that has a definite volume but not a definite shape, has particles that are close together but move apart from each other
gas matter that does not have a definite shape or volume with particles that easily move far apart from each other and spread out
mixture composed of two or more substances that are mixed together but can be separated from each other
solution a type of mixture composed of substances that mix so completely that they cannot be distinguished as separate substances (look like one substance)
suspension a type of mixture where the parts are mixed and then settle so you can see the different parts
colloid a type of mixture where the parts do not settle and can sometimes look cloudy
filtration a method used to separate solid particles from a liquid
sifting a method used to separate smaller solid particles from larger solid particles
magnetic attraction a method used to separate magnetic material from a mixture of other substances
evaporation a method used to separate a solid that is dissolved in a liquid solution
chromatography a method used to separate and analyze the solutes in a solution
floatation a method used to separate solids that float from the remaining liquid in a mixture
solvent the substance in a solution that is in the greatest amount (the largest part of the solution), it is usually the liquid
solute the substance in a solution that is in the least amount (the smallest part of the solution), it is usually the solid
concentration the relationship of the amount of solute to solvent in a solution
rate of dissolving how quickly the solute dissolves in the solvent of a solution, can be affected by temperature change, particle size, or stirring
physical change change in state of matter, can be changed back to original form
chemical change when substances chemically combine and form a new substance that cannot be easily separated or changed back to its original form
Created by: Jerman