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Chemical Change combine+break apart to form new substances
Physical Change Alter form of substance-not identity
Matter Amount of space something makes up
Boiling Point Temperature at which a liquid changes to a gas
Melting Point Temperature at which solid changes to a liquid
# Protons =Atomic #
# of electrons =# of protons=atomic #
Atomic Mass =# of protons+# of neutrons
# of neutrons =(Atomic mass#-Atomic #)
Elements Atoms make them up
Atoms Smallest particles of an element that maintains the chemical properties of that element
MIxtures 2 or more substances that are in same place but not chemically combined
Created by: connor88