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Chemistry 3 #109

Chapter Three

TermDefinition
Atomic Number The number of protons (Z) of each atom of that element.
Isotopes Atoms of the same element that have different masses.
Nuclide a general term for a specific isotope of an element.
Atomic Mass Unit (amu) The unit for the atomic mass of any is determined by comparing it to the mass of carbon-12
Average Atomic Mass The weighted average of the atomic masses of the naturally occurring isotopes of an element.
Mole the amount of a substance that contains as many particles as there are atoms in exactly 12 grams of carbon-12.
Avogadro's Number 6.02X10^23
Molar Mass The mass of one mole of a pure substance
Created by: Parkerpro
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