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| percent yield |
ratio of actual yeild to theoretical yield in percent |
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porkchoppony Sun, 27 Feb 2011 21:37:44 GMT |
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| actual yeild |
amount product actually forms |
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porkchoppony Sun, 27 Feb 2011 21:37:24 GMT |
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| theoretical yield |
max product amount to form reactions |
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porkchoppony Sun, 27 Feb 2011 21:37:24 GMT |
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| excess reagent |
reactant that isn't used up |
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porkchoppony Sun, 27 Feb 2011 21:37:24 GMT |
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| limiting reagent |
reagent that determines amount of product |
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porkchoppony Sun, 27 Feb 2011 21:37:24 GMT |
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| mole ratio |
conversion factor derived from the coefficeients of a balanced equation in terms of moles |
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porkchoppony Sun, 27 Feb 2011 21:36:02 GMT |
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| stoichiometry |
calculations of quantities in chemical reactions |
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porkchoppony Sun, 27 Feb 2011 21:36:02 GMT |
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| net ionic ratio |
one equation for a reaction in solution that shows only those particles directly involved. |
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porkchoppony Sun, 27 Feb 2011 21:36:02 GMT |
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| specator ion |
ion on both sides of reaction, but not involved |
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porkchoppony Sun, 27 Feb 2011 21:36:02 GMT |
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| complete ionic equation |
shows dissolved ionic compounds and dissocociated free ions |
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porkchoppony Sun, 27 Feb 2011 21:30:16 GMT |
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| combustion reaction |
chemical change that reacts with oxygen and produces heat and light. |
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porkchoppony Sun, 27 Feb 2011 21:30:16 GMT |
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| double replacement reaction |
a chemical change where ions are exchanged between compounds |
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porkchoppony Sun, 27 Feb 2011 21:30:16 GMT |
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| decomposition reaction |
a chemical change in which 1 element replaces a second element in a compound. |
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porkchoppony Sun, 27 Feb 2011 21:30:16 GMT |
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| combination reaction |
chemical change in which 2+ substances react to form a single new substance. |
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porkchoppony Sun, 27 Feb 2011 21:28:15 GMT |
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| balanced equation |
each side of the equation has same # of atoms and mass is concerved |
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porkchoppony Sun, 27 Feb 2011 21:28:15 GMT |
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| coefficents |
placed in front of equation to balance it. |
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porkchoppony Sun, 27 Feb 2011 21:28:15 GMT |
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| catalyst |
speeds up reaction, but isn't used in the reaction itself |
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porkchoppony Sun, 27 Feb 2011 21:28:15 GMT |
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| chemical equation |
represents chemical reaction
Fe + O2(g) ---> Fe2 O3(s) |
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porkchoppony Sun, 27 Feb 2011 21:19:56 GMT |
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| empirical formula |
smallest whole number ratio of the atoms in a compound |
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porkchoppony Sun, 27 Feb 2011 21:19:56 GMT |
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percent comp.
(percent by mass) |
mass of an element/mass of compound x 100 |
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porkchoppony Sun, 27 Feb 2011 21:19:56 GMT |
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| molar volume |
22.4 L of a gas. |
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porkchoppony Sun, 27 Feb 2011 21:19:56 GMT |
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| STP standard temp and pressure. |
0degrees ccelcuis, 1 atom, 22.4 L=gas
mole of gas x 22.4/mol |
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porkchoppony Sun, 27 Feb 2011 21:12:52 GMT |
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| avogadro's hypothesis |
equal volumes of gases at the same temp and pressure contained equals particles. |
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porkchoppony Sun, 27 Feb 2011 21:12:52 GMT |
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| representative particle |
species present in a substance.
(atoms, molcules, formula units) |
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porkchoppony Sun, 27 Feb 2011 21:12:52 GMT |
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| mole |
si unit for measuring the amount of a substance |
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porkchoppony Sun, 27 Feb 2011 21:12:52 GMT |
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