number of molecules in 1 mole of a substance
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Chemists generally use the mole as the unit for the number of atoms or molecules of a material. One mole (abbreviated mol) is equal to 6.022×1023 molecular entities (Avogadro's number), and each element has a different molar mass depending on the weight of 6.022×1023 of its atoms (1 mole).
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- The unit for the number of atoms or molecules of a material.
- One moleis equal to 6.022×1023 molecular entities (Avogadro's number)
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