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How many moles of Au atoms are in 2.56 gm

User Brandall
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hey there:

Molar mass of Au = 196.96 g/mol

Therefore:

moles of Au atoms = mass Au / molas mass

moles of Au atoms = 2.56 / 196.96

moles of Au atoms = 0.0123 moles


Hope that helps!

User Miguel Moura
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