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posted by  Shakendel on 11/9/2007 4:29:57 PM  |  status: Live  

Finding the number of moles

Course Textbook Chapter Problem
General Chemistry N/A N/A N/A
Question Details:
Find the number of moles in 3.30 g of (NH4)2SO4.
 
I got 0.0250 mol. Is this correct?

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posted by Patso on 11/9/2007 4:50:48 PM  |  status: Live
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Shakendel's comment:
"Thank you very much"
Response Details:
Yes your answer is right because the molar mass is 132.14g per mole.  3.30g X (1 mole / 132.14g) = 0.0250 mol
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