Which reaction is the one in which an acid reacts with a base?
- ADilute sulfuric acid is added to a piece of magnesium ribbon producing hydrogen.
- BDilute sulfuric acid is added to aqueous barium chloride producing a white precipitate of barium sulfate.
- CAqueous sodium hydroxide is added to aqueous copper(II) sulfate producing a blue precipitate of copper(II) hydroxide.
- DAqueous sodium hydroxide is added to solid ammonium sulfate producing gaseous ammonia.