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How many moles of ethyl alcohol, C2H6O, are in a 17.0 g sample?
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How many moles of ethyl alcohol, C2H6O, are in a 17.0 g sample?

User Kevin Meredith
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1 Answer

3 votes
Molar mass

C₂H₆O = 46.06844 g/mol

1 mole C₂H₆O -------------> 46.06844 g
? mole C₂H₆O -------------> 17.0 g

Number of moles :

17.0 / 46.06844 = 0.3690 moles of C₂H₆O

hope this helps!
User Feltope
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