amount of substance and the mole

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Last updated 12:00 PM on 9/24/26
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4 Terms

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amount of substance (n)

quantity used to count the number of particles in a substance, measures in a unit called the mole (mol)

2
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Avogadro’s constant

6.02× 10²³

the number of particles per mole

3
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number of particles equation

number of particles = number of moles x 6.02× 10²³

4
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moles equation

moles = mass ÷ mr