Term
| standard tempurature and pressure |
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Definition
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| the percent by mass of each element in a compound |
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| number of representative particles in 1 mole of that substance |
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| an atom, an ion, or a molecule, depending upon the way a substance commonly exists |
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Definition
| the smallest whole number ratio of the atoms in a compound |
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| SI unit used to measure amount of substance |
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| number of grams of an element that is numerically equal to the atomic mass of the element in amu |
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| the volume occupied by a mole of any gas at STP |
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| the mass of a mole of any element or compund |
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| The molar mass of a substance can be calculated from its density alone, if that substance is a __________. |
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| the lowest whole number ratio of the elements in a compound is called the _________. |
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| Avogadro's number of representative particles is equal to one __________. |
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| an equasion that does not indicate relative amounts of reactants and products |
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Definition
| a new substance formed in a chemical reaction |
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| a starting substance in a chemical reaction |
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| a concise representation of a chemical reaction |
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| an equasion in which each side has the same number of atoms of each element |
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