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chemistry

science final review

TermDefinition
density how much mass contains in a given volume
elements simple pure substances
compounds 2 or more different elements chemicaly combined
molecule 2 or more Adams
atoms smallest particle of an element
ion is a charged particle
ioninc bond either gives or takes electrons either becomes positive or negitive
covelent bond forms when two adams share electrons
the law of conservation of mass the total mass of the reactions is equal to the total mass of the products
chemical change a change in matter that produces one or more new substances
physical change any change in form or aperance but is still the same item
mixture two of more substances in the same place but not chemically combined
homogeneous mixture is the same throught the whole thing
heterogenous mixture random throght the whole thing
solution homogenous they have a (sugar)solute and a (water)solvent
tyndell effect suspension or colloid the light bounces of the un dissolved particles
saublity graph how much solute can be dissolved in the solvent
saturated solution the perfecct amount of solute and solvent and sits on the line
super saturated solution too much solute In a solvent "above the line
unsaturated solution too little solute below the line
Created by: user-2039407
 

 



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