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Glossary of Chapter 20 Elements, Compounds, and Mixtures

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Element
is a pure substance that canot be separated into simpler substances
Pure substance
is a substance in which there is only one type of particle
Metals
are elements that are shiny, good conductors of thermal energy and electric currents, and are malleable
Nonmetals
are elements that are dull and are poor conductors of thermal energy and eletric currents
Metalloids
are elements that have propertes of nonmetal and metal, some are shiny and some are dull, are somewhat malleable and ductile
Compound
is a pure substance composed of two or more elements that are chemically combined
Mixture
is a combination of two or more substances that are not chemically combined
Solution
is a mixture that appears to be a single substance but is composed of particles of two or more substances
Solute
is the substance that is dissolved
Solvent
is the substance in which the solute is disolved
Concentration
can be expressed in grams of solute per mililiter of solvent
Solubility
of a solute is the amount of solute needed to make a saturated solution
Suspension
is a mixture in which particles of a material are dispersed throughout a liquid or gas
Colloid
is a mixture in which the particles are dispersed throughout but are not heavy enough to settle down
The End
YES THE END!!!!!!!!

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