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9 Cards in this Set
- Front
- Back
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mole |
the amount of a substance that contains 6.02 * 10^23 representative particles of that substance |
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Avogadro's number |
the number of representative particles in 1 mol. 6.02 * 10^23 |
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representative particle |
the kind of particle that is present in a substance, such as atoms, molecules, or formula units |
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molar mass |
the mass in grams of one mole of an element or compound |
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Avogadro's hypothesis |
equal volumes of gases at the same temp and pressure contain equal numbers of particles |
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standard temp and pressure (STP) |
0 degrees C and 101.3 kPa |
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molar volume |
22.4 L or the volume occupied by one mole of a gas at STP |
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percent composition |
the percent by mass of each element in a compound |
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empirical formula |
the formula with the lowest whole number ratio of elements in a compound |
