Mole Concept

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Last updated 4:57 AM on 7/7/26
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11 Terms

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What is Avogadro’s number?

6.022(10²³) = 602 hexillion

2
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What does Avogadro’s number represent?

1 mole which is 6.022(10²³) particles

3
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What is molar mass?

Molar mass is the mass of 1 mole of a substance

4
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What is usually the unit for molar mass?

g/mol

5
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The atomic mass of an atom is also its?

molar mass in grams

6
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What is Percent Composition by Mass or Percent by Mass?

It is the percentage of compound’s mass that is contributed by a particular element

7
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What is the formula of percent by mass?

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