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Gold has a molar mass of 197 g/mol. (a) how many moles of gold are in a 3.98 g sample of pure gold? (b) how many atoms are in the sample?
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Gold has a molar mass of 197 g/mol. (a) how many moles of gold are in a 3.98 g sample of pure gold? (b) how many atoms are in the sample?

User Brucek
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A.)49.4974874 moles or 49.5 moles
B.)2.980808730172671e+25 or 3e+25
User Inx Maurya
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