What is the mass of .0642 mol ammonium phosphate?

1 Answer
May 7, 2016

Answer:

#9.5658g#

Explanation:

  • The molecular formula of Ammonium phosphate is
    #(NH_4)_3PO_4#
  • The molar mass of Ammonium phosphate is
    #(14+4xx1)xx3+31+4xx16=149g/(mol)#

So the mass of .0642 mol ammonium phosphate is
=#0.0642cancel(mol)xx149g/cancel(mol)=9.5658g#