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Chapter 10 Review
Molar Mass, % Composition, Empirical Formulas
Question | Answer |
---|---|
22.4 Liters | volume of 1 mole of a gas at STP |
6.02 x 10^23 | number of representative particles in 1 mole |
6.02 x 10^23 | Avogadro's Number |
SI unit for amount of substance | mole |
1 of 3 common ways to measure the amount of substance | mass |
Temperature at S.T.P. | 0 degrees Celsius |
Pressure at S.T.P. | 1 atmosphere (atm) |
Formula in the lowest whole number ratio of atoms in compound | Empirical |
Formula telling what elements and how many are in compound (not lowest ratio) | Molecular |
The sum of all the parts of a percent composition always equals.... | 100% |