Complex sentence: Metaphosphates are condensation products of ortho phosphoric acid (H3PO4) with the sum formula (M'PO3) n. (M': univalent cation) in contrast to polyphosphates metaphosphates store themselves to ring molecules together.
Split into simpler sentences: Metaphosphates are condensation products of orthophosphoric acid (H 3 PO 4) with the sum formula (M'PO3) n. (M': univalent cation). In contrast to polyphosphates, metaphosphates store themselves to ring molecules together.