What are the formulas,names,and molecular masses of the compounds obtained during the estimation of phosphorus in organic compounds?

  • A
    Magnesium pyrophosphate ($Mg_{2}P_{2}O_{7}$,$222 \ g/mol$) and Ammonium phosphomolybdate ($(NH_{4})_{3}PO_{4} \cdot 12MoO_{3}$,$1877 \ g/mol$)
  • B
    Magnesium phosphate ($Mg_{3}(PO_{4})_{2}$,$262 \ g/mol$)
  • C
    Phosphoric acid ($H_{3}PO_{4}$,$98 \ g/mol$)
  • D
    Phosphorus pentoxide ($P_{2}O_{5}$,$142 \ g/mol$)

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