unknown reactant

  1. P

    Please help identifying compound

    I stumbled across a formula which reads: 3Ca(Po3)2 + 10C The paper was written in mid 19xx, in the paper it is described how that is a way to "extract" Phosphorus. This is slightly confusing as there must be a misprint (the "o" should be capital O for Oxygen, if we assume that, does that make...