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Ch.7
Mol
9
Chemistry
11th Grade
11/05/2010

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Term
Mole
Definition
A measurement of matter
Term
Representative Particles
Definition
the number of representative particels in a mole of substance
Term
Gram molecular mass
Definition
the mass of a mole of a molecular compound
Term
gram formula mass
Definition
the mass of a mole of an ionic compound
Term
Calculating Empirical Formulas
Definition

percent to mass

mass to mole

divide by small

multiply til whole

Term
empirical formula
Definition
the formula that gives the lowest whole number ratio of the elements in a compound
Term
Molar mass
Definition
the mass of a mole of any pure substance
Term
Molar volume
Definition
the volume occupied by a mole of any gas at S.T.P
Term
Percent Compostion
Definition
the percent by mass of each element in a compound
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