Term
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Definition
| the number of atoms in exactly 12g of carbon-12, having a value of 6.022x10^23 |
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Term
| Chemical formula (formula) |
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Definition
| a symbolic representation which specifies the elements present in a compund as well as the relative or actual numbers of atoms of each element present |
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Term
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Definition
| a type of chemical formula that shows only the simplest ratio of atoms in a compound |
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Term
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Definition
| the simplest ratio of atoms in a molecule |
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Term
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Definition
| the mass in grams of one mole of a substance |
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Term
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Definition
| Avogradro's number of anything; the amount of a substance containing the same number of particles as exactly 12g of carbon |
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Term
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Definition
| the formula of an actual molecule used to represent molecular compounds |
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Term
| Molecular mass (molecular weight) |
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Definition
| the sum of the atomic masses, in atomic mass units, of all the atoms in the formula of a compound |
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Term
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Definition
| the smallest particle of a pure substance which possesses a unique set of properties and is capable of independent existence |
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Term
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Definition
| quantitative relationships (mass and mole) between substances involved in chemical changes |
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