A mole is a unit of measure describing the amount of a chemical substance that contains as many atoms, molecules, or formula units as there are in 12 grams of pure carbon-12. True False

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True.

A mole is defined as the amount of a substance that contains the same number of entities (atoms, molecules, or formula units) as there are in 12 grams of pure carbon-12. This number is known as Avogadro's number, which is approximately $$6.022 	imes 10^{23}$$. Therefore, the statement is correct.
A mole is the amount of a substance containing $$6.022 	imes 10^{23}$$ entities, which is the same number as in 12 grams of pure carbon-12.

A mole is a unit of measure describing the amount of a chemical substance that contains as many atoms, molecules, or formula units as there are in 12 grams of pure carbon-12. True False

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