How many moles are there in 3.92x 10^20 atoms of beryllium

asked Feb 6, 2017 62.6k views

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1 vote

1 mole Be ------------- 6.02x10²³ atoms
?? moles Be ---------- 3.93x10²⁰ atoms

1 x (3.93x10²⁰) / 6.02x10²³ =

=> 0.000652 moles

Ticketsbros answered Feb 12, 2017

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