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16 Cards in this Set
- Front
- Back
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Matter
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anything that has mass and occupies space
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Element
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one of a class of substances that cannot be separated into simpler substances by chemical means.
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Mixture
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two or more substances that are mixed together but NOT chemically combined
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Chemistry
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the study of the properties of matter and how matter changes
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Atom
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the basic particle from which all elements are made
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Heterogeneous mixture
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a mixture in which pure substances are unevenly distributed throughout the mixture
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Substance
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a single kind of matter that is pure and has a specific set of properties
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Molecule
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a particle made up of two or more atoms bonded together
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Solution
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a mixture that forms when one substance dissolves another
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Physical property
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a property regarding observable physical characteristics
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Chemical bond
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an attraction between atoms that allows the formation of chemical substances that contain two or more atoms.
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Mass
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a measure of how much matter is in an object
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Chemical property
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a characteristic of a pure substance that describes its ability to change into a different substance
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Compound
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a pure substance composed of two or more elements whose composition is constant
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Density
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the mass of a substance contained in a unit of volume
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Homogeneous mixture
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any mixture that is uniform in composition throughout
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