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chem unit 6

chem midterm

TermDefinition
counting by weighing a process to determine the number of things by measuring their mass
average atomic mass the mass of the average atom of an element
amu a unit of mass used to measure atoms
molecular mass the mass of 1 molecule of a substance
mole a unit to measure the number of atoms/molecules in a sample
molar mass the mass in grams of 1 mole of an element or compound
percent composition the percent by mass of each element in a compound
molecular formula the actual number of atoms of each element in the compound
empirical formula the smallest integer ratio of the elements in a compound
Created by: elenarrogers
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