This is the correct order of decreasing phosphate content in the compounds provided. The compound with the highest phosphate content is P2O5, followed by H3PO4, Ca3(PO4)2, and finally CaCl2.
This is the correct order of decreasing phosphate content in the compounds provided. The compound with the highest phosphate content is P2O5, followed by H3PO4, Ca3(PO4)2, and finally CaCl2.