Which of the following reactions are considered single replacement reactions? (2 points) pls help me


[Select ALL that apply]


2 Mg + O2 → 2MgO


CaO + H2O → Ca(OH)2


Fe + CuCl2 → FeCl2 + Cu


Au2S3 + 3 H2 → 2 Au + 3 H2S


NaNO3 + KC2H3O2 → NaC2H3O2 + KNO3


2 MgNH4PO4 → Mg2P2O7 + 2 NH3 + H2O