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Since the number of atoms in a substance is so large, a unit to count them was created. This unit is the number of atoms in 12 grams of carbon-12 known as A) a mole B) a formula unit Avogadro's number
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Since the number of atoms in a substance is so large, a unit to count them was created. This unit is the number of atoms in 12

grams of carbon-12 known as
A)
a mole
B)
a formula unit
Avogadro's number
D)
an atomic mass unit

User Crawfobw
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1 Answer

7 votes
An atomic mass unit is the correct answer
User MicroEyes
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