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9 terms

Elements, Compounds & Mixtures

for Advanced PhySci
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substances
cannot be broken down into simpler components and still maintain properties of the original substance
2 categories- elements & compounds
elements
a sample of matter in which all the atoms are alike
compounds
a substance in which 2 or more elements are combined in fixed proportions
mixtures
a material made up of 2 or more substances that can easily be separated by physical means
2 types- heterogeneous & homogeneous
heterogeneous
a mixture in which the different materials can be easily distinguished
homogeneous
a mixture in which 2 or more substances are blended evenly through
solution
a homogeneous mixture of particles so small that they can't be seen with a microscope
suspension
a heterogeneous mixture containing a liquid in which visible particles settle
colloid
a type of mixture that never settles