Classifying Matter
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26 Terms
matter
anything that takes up space and has mass
atom
the basic unit of matter
element
pure substance that consists entirely of one type of atom
pure substance
a sample of matter, either an element or a compound, that has definite chemical and physical properties
compound
substance formed by the chemical combination of two or more elements in definite proportions
molecule
two or more atoms held together by covalent bonds
mixture
a combination of two or more substances that are not chemically combined
homogeneous mixture
a mixture in which the composition is uniform throughout
heterogeneous mixture
a mixture in which different materials can be distinguished easily
Air
homogeneous mixture
Salt (NaCl)
compound
Mercury (Hg)
element
Salt Water
homogeneous mixture
Gold (Au)
element
Salad Dressing
heterogeneous mixture
Oxygen (O)
element
Water (H2O)
compound
Carbon Dioxide (CO2)
compound
Pizza
heterogeneous mixture
Baking Soda (NaHCO₃)
compound
Steel
homogeneous mixture
Tap Water
homogeneous mixture
Neon (Ne)
element
Chocolate Chip Cookie Dough
heterogeneous mixture
Chocolate Milk
homogeneous mixture
Vinegar
homogeneous mixture
Note 
Flashcards (128)