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12 Cards in this Set
- Front
- Back
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Formula mass |
The sum of the atomic masses of all the atoms represented in the chemical formula of a substance |
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Mole |
6.02 x 10^23 (of something) |
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Avogadro's number |
The name given to the numerical value 6.02 x 10^23 |
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Molar mass |
The mass, in grams, of the substance that is numerically equal to the substance's formula mass |
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Chemical equation |
A written statement that uses chemical symbols and chemical formulas instead of words to describe the changes that occur in a chemical reaction |
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Reactant |
A chemical material in a chemical reaction that undergoes change in the reaction |
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Product |
A substance produced as a result of the chemical reaction |
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Balanced chemical equation |
A chemical equation that has the same number of atoms if each element on each side |
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Equation coefficient |
A number that is placed to the left of the chemical formula of a substance in a chemical equation that changes the amount but not the identity |
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Theoretical yield |
The maximum amount of a product that can be obtained from given amounts of reactant in a chemical reaction if no losses iron inefficiencies of any kind occur |
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Actual yield |
The amount of product actually obtained from a chemical reaction |
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Percent yield |
The ratio of the actual yield and theoretical yield |
