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12 terms

Unit 2 part A

STUDY
PLAY
matter
anything that has mass and takes up volume
element
an atom with a particular, distinctive number of protons; the elements are organized in the periodic table
solution
a homogeneous mixture
colloid
a solution with particles that are large enough to scatter light
pure substance
a substance in which every particle is the same
atomic symbol
one or two letter abbreviations which represent elements on the periodic table
homogeneous mixture
a mixture of more than one substance that appears to be all one substance; also called a solution
suspension
a mixture in which the solute particles are large enough to settle out over time
mixture
a blend of two or more pure substances
compound
when two or more elements combine in a chemical reaction, this is the result
heterogeneous mixture
a mixture of more than one substance in which there are visible, different parts
Tyndal Effect
when particles in a solution are two small to scatter light