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Matter and Change (3 States of matter (Solid (Particles vibrate against…
Matter and Change
3 States of matter
Solid
Particles vibrate against each other and cannot move out of place
Definite volume (cant be compressed)
Definite shape (Will not take shape of container)
Liquid
Can move out of place and around other atoms
Definite volume(Cannot be compressed)
No definite shape(Will take shape of container)
Gas
Particles have enough room to move about the room that they are in
No definite volume(Can be compressed)
No definite shape( Will take shape of container)
Substance
Physcal Properties
Size and amount can change but it is the same composition
Definition
Has uniform and define composition
Describing Matter
Extensive Properties
Definition
Depends on the amount of matter
Examples
Mass
Volume
Intensive Properties
Definiton
Depends on the type of matter and what it is made up of
Examples
Density
Hardness
Chemical Reactions
Chemical Property
Definition
Ability to undergo a specific chemical change
Chemical Change
Definition
One or more substances change into one or more new substances
Start of reaction
Reactants
End of reaction
Products
Law of conservation of mass
Law says
Mass cannot be created nor destroyed.It will change form
Compound
Definition
Substance with two or more elements
Examples
Water (H2O)
Sugar (C6H12O6)
Element
Definition
Simplest form of matter that has a unique set of propteries
Examples
Gold
Hydrogen
Iron
Silver