Question
Thu April 15, 2010 By: Prerna Mehta

A sample of ammonium phosphate contains 3.18 mol of hydrogen atoms. Calculate the number of moles of

Expert Reply
Fri April 16, 2010

 

Formula of ammonium sulphate is (NH4)3 PO4

 12 mole of H atoms are present in 1 mole (NH4)3 PO4

Therefore 3.18 mole of H atoms are present in 0.265 mole (NH4)3 PO4


 1 mole (NH4)3 PO4 contains 4 mole of oxygen atoms

Therefore 0.265 mole  (NH4)3 PO4 contains 1.06 mole of oxygen atoms

 

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