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October 1, 2014

Homework Help: AP Chemistry

Posted by Timmy on Saturday, September 22, 2012 at 12:37am.

1.A compound consists of 65.45% C, 5.492% H, and 29.06% O on a mass basis and has a molecular mass of 110 g/mol. Determine the molecular formula of the compound.

2. What is the formula weight of iron (II) sulfate? Answer in units of g/mol.

3. What is the % nitrogen by weight in 2.368 mol of ammonium sulfide? Answer in units of %.

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