Chemistry - Chapter 9: The Mole

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4 Terms

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one mole

contains 6×10²³ (avogadro’s number)

2
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mass of 1 mole of an element

relative atomic mass in grams

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relative atomic mass

the average mass of all isotopes of an element, taking their abundances int account, compared to the mass of 1/12 of the carbon-12 isotope

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relative molecular mass

the average mass of one molecule of that compound compared with 1/12 of the mass of one atom of the carbon-12 isotope

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