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21 Cards in this Set
- Front
- Back
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Mixture
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Matter that consists of two or more substances mixed but not chemically combined.
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Heterogeneous mixture
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Substance that does not appear to be the same throughout.
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Homogeneous Mixture
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Mixture that appears the same throughout.
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Colloid
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Homogeneous mixture in which the particles are mixed together but not dissolved.
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Solution
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Homogeneous mixture in which one substance is dissolved in another.
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Solute
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Substance that is dissolved in a solution.
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Solvent
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Substance that does the dissolving in a solution.
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Soluble
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Can be dissolved in water.
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Insoluble
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Unable to be dissolved in water.
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Solubility
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The amount of solute that can be completely dissolved in a given amount of solvent at a specific temperature.
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Alloy
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A solution of two metals or a metal and a nonmetal that has the properties of a metal.
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Pure Substance
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Substance made of one kind of material having definite properties.
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Element
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Simplest type of pure substance.
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Atom
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Smallest particle of an element that has all the properties of that element.
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Chemical Symbol
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Shorthand way of representing an element.
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Compound
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Substance made up of molecules that contain more than one kind of atom; two or more elements chemically combined.
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Molecule
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Structure made up of two or more atoms.
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Chemical Formula
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Combination of chemical symbols usually used to represent a compound.
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Subscript
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Number placed to the lower right of a chemical symbol to indicate the number of atoms of the element in the compound.
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Chemical Equation
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Expression in which symbols, formulas, and numbers are used to represent a chemical reaction.
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Coefficient
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Number that is placed in front of a symbol or a formula in a chemical equation that indicates how many atoms or molecules of this substance are involved in the reaction
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