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21 Cards in this Set
- Front
- Back
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Boiling
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a process by which a liquid becomes a gas; boiling produces bubbles inside the liquid
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Boiling Point
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the temperature at which a substance changes its liquid state to its gas state through boiling
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Chemical Change
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a change of the one substance into substance
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Chemical Formula
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uses chemical symbols to represent the atoms of the elements and their ratios in a chemical compound
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Chemical Property
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a characteristic of a substance that describes how it can form a new substance
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Chemical Reaction
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the process that produces new substances by changing the way atoms are arranged
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Coefficient
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the number before a chemical formula that indicates how many molecules are involved in a chemical reaction
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Condensation
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the process by which a gas becomes a liquid
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Density
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a measure of the amount of matter in a given volume of a substance
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Evaporation
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a process by which a liquid becomes a gas; usually occurs at the surface of a liquid
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Freezing
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the process by which a liquid becomes a solid
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Freezing Point
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the temperature at which a specific liquid becomes a solid
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Law of Conservation of Mass
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a law stating that atoms are not created nor destroyed in a chemical reaction
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Melting
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the process by which a substance becomes a liquid
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Melting Point
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the temperature at which a substance changes from its solid state to its liquid state through melting
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Physical Change
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a change in a substance that does not change the substance into a different one
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Physical Property
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a characteristic of a substance that can be observed without changing the identity of the substance
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Products
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a substance formed by a chemical reaction
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Reactants
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a substance that is present at the beginning of a chemical reaction and is changed into a new substance
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Sublimation
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the process by which a solid changes directly to a gas without becoming a liquid first
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Subscript
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a number written slightly below and to the right of a chemical symbol that shows how many atoms of an element are in a compound
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