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10 Cards in this Set
- Front
- Back
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Ar (Relative atomic mass) |
The measure of the mass of one atom of an element |
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Mr (Relative molecular mass) |
The sum ofthe relative atomic masses |
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Mole |
The amount that contains the same number of units as the number of carbon atoms in 12 grams of carbon-12 |
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Avogadro constant |
Number of atoms in exactly 12 grams of carbon-12 is 6.02 x 10 to the power of 23 |
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Mole (mol) |
Mass (g) over Mr (g/mol) |
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Concentration (mol/dm cube) |
Mole (mol) over volume (dm cube) |
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Volume (dm cube) |
Mole (mol) times molar volume (24 mol/dm cube) |
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Molecular Formula |
Mr over empirical mass times empirical formula |
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% Yield |
Actual Mass Obtained OVER calculated mass TIMES 100% |
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% Purity of a product |
Mass of the pure product OVER Mass of the impure product obtained TIMES 100 |
