AP Chem - Unit 1 Review - test wrongs
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10 Terms
Matter is divided into two categories
pure substances and mixtures
A pure substance that cannot be broken down any further chemically
element
A mixture uniform throughout
Heterogenous
A substance composed of 2 or more elements chemically bonded in a fixed proportion.
compound
Indicators of a chemical reation
Light, gas, heat energy released or absorbed, color change, formation of a solid
The solid that forms as a product of a chemical reation
precipitate
How would you separate a mixture composed of a solid that was dissolved into a liquid
evaporation
How would one separate a mixture composed of a solid that does not dissolve in the liquid?
filtration
elements that are good conductors of HEAT and Electricity are
metals
elements that posses both properties of metals and nonmetals are called
metalloids
Note 
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