Question | Answer |
the amount of substance in 6.022 x 10(23) particles | mole |
The number 6.022 x 10 (23) is called ____________ number. | Avogadro |
the mass found in one mole of its particles | molar mass |
a 2-dimensional representation of the structure of a molecule showing the types of atoms involved, the exact composition, and the arrangement of chemical bonds | structural formula |
Gives the simplest whole-number ratio of atoms in a compound and tells what elements are present | empirical formula |
Shows the types and numbers of atoms involved as they apear in the molecule. | molecular formula |
Used to express the ratio of masses in a compound | percent composition |
the matematical relationships between the amounts of reactants and products in a chemical reaction | stoichiometry |
the first reactant to be completely consumed | limiting reactant |
another reactant which has some left over | excess reactant |
the yield which is mathematically predicted | theoretical yield |
the yield which is measured | actual yield |
the ration of the measured versus the predicted yield | percent yield |
the comparing of the number of moles of constituent elements in a compound | mole ratio |
the unit for molar mass | gm/mole |
compound used the most after water in industrial processes | H2SO4 |
element, called brimstone, which spews from many volcanos | sulfur |
the number of atoms in exactly 12 grams of C12 | Avogadro's number |
(T or F) In Bob Jones text, Avogadro's number is considered a counted number | False |
The number of significant digits to use with Avogadro's number in the Bob Jones text | 4 |
Empirical formula for C2H4O2 (CH3COOH acetic acid) | CH2O |
the amount of C in 100 grams if the compound contains 50% carbon. | 50 grams |
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