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Ch. 3 Section 4 Flashcards

Counting Atoms

Terms : Hide Images
1230699632Atomic MassThe mass of an atom expressed in atomic units0
1230699633MoleThe SI base unit used to measure the amount of a substance whose number of particles is the same as the number of atoms of carbon in exactly 12g of carbon-121
1230699634Molar MassThe mass in grams of 1 mol of a substance2
1230699635Avagadro's Number6.02x10^23, the number of atoms or molecules in 1 mol3

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