Matter-Tommy Hayes
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Matter
Everything has matter
Chemistry
What all things are made of like their properties and how they change
Element
Can not be separated or broken
Atoms
Smallest unit of element
Compound
Made of atoms of two or more elements
Molecule
Keeps physical and chemical properties of a substance
Chemical formula
Stands for a substance by a combination of symbols and numbers
Pure substance
Has definite Chemical and physical properties
Mixture
A combination of multiple substances that are not chemically combined
Heterogeneous Mixture
Where something does not dissolve in water
Homogeneous Mixture
Components are evenly distributed
Miscible
Liquids that are mixed and nothing moves
Immiscible
You can see layers of the mixture
Melting point
The temperature that makes a solid become a liquid
Density
Measurement of matter in a volume of a substance
Reactivity
Ability to chemically combine with another substance
Flammability
Can catch flame
Physical properties
Can change anything of a substance
Chemical properties
Can be flammable or non flammable
Boiling point
The temperature that makes a liquid become a gas
Physical change
A change in form with no change in chemical properties
Chemical properties
Changes by forming one or more new substances