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MATTER, 1000061768, 1000061764, 1000061758, 1000061770, 1000061775,…
MATTER
pure substances
compound
contains two or more types of atoms of elements
ionic
example: potassium bromide (KBr), calcium iodide(CaI2), magnesium nitride(Mg3N2)
molecule
example: water (H2O) Methane (CH4),sulfur hexafluoride (SF6), dinitrogen trioxide (N2O3)
element
consists of only one type of atom
molecules
example: hydrogen (H2), oxygen (O2), chlorine (Cl2), ozone (O3)
atoms
example: sodium (Na), fluorine (F),
made up of some kind of atoms/molecules
have a
unique set of propertie
boiling point
melting point
fixed composition
mixtures
homogeneous mixtures
no visible boundaries among its components
example: air, saline solution, and coffee
composed of two or more pure substances
retain the chemical identity
combine physically
heterogeneous mixtures
one or more visible boundaries among its components
example: oil and water
is anything that
occupies space
has mass
