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19 Cards in this Set
- Front
- Back
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Chemical Raction
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Synonymous with chemical change
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Stoichiometry
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The area of study that examines the quantities of substances consumed and produced in chemical reactions
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Chemical Equation
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A representation of a chemical reaction
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Chemical Formula
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A notation used to indicate the composition of a compound, consisting of the atomic symbols for the different elements of the compound and numerical subscripts indicating the ratio in which the atoms combine.
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Reactant
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A starting material in a chemical reaction, appearing before the arrow in a chemical equation
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Product
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A new material formed in a chemical reaction, appearing after the arrow in a chemical equation
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decomposition Reaction
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In this type of reaction, two or more products combine to form one product
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Combustion Reaction
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Rapid reactions that take produce a flame. Normally take place in air.
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Combination Reaction
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In this type of reaction, two or more products combine to form one product
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Formual Weight
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The sum of the atomic masses of the atoms in a chemical compound or element
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Molecular weight
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the sum of the atomic masses of the atoms in a molecule
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Percentage Composition
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the percentage by mass contributed by each element in a substance
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Avogadro's Number
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The number of particles-6.02 times 10 to the 23rd power- contained in 1 mole of anything
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molar mass
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the mass of 1 mole of a substance
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Empirical Formula
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Formula that gives the relative numbers of atoms of each kind
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molecular formula
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Formula that gives the actual numbers of atoms of each kind
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Limiting Reactant
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The reactant that determines the amount of product formed
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Theoretical Yield
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The quantity of product that is calculated to form when all the limiting reactant reacts.
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Actual Yield
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the actual amount of product produced by a reaction
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