physical change...chemical change...chemical reactions
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| Chemical Change | a change resulting in a new chemical substance
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| Physical Change | When the form is changed but is still the same physical substance
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| Chemical property | Is having the chance to make a chemical change
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| physical property | Is having the chance to make a physical change
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| synthesis | A+B--->AB
A substance and B substance combined to make a new complex substance
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| decomposition | AB--->A+B
compound AB breaks down to form one A and one B
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| single replacment | AB+C--->AC+B
replacing one part of the pair
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| Double replacment | AB+CD--->AD+CB
Exchange of two parts of a compound
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| Atom | A basic unit of a chemical element
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| Molecule | A group of atoms bonded together
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| Conservation of mass | Restating that mass can not be created or destroyed
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