Food and Entertaining There are two examples of the "additive identity". Adding an element to a set that is equipped with the operation of addition yields x. Related Posts:Fix an oven that won't turn on after self-cleaningThe Barium (Ba)Barium - atomic mass, atomic weight, and element information is available at BaChemical Elements.com.There are 8 reasons why your Samsung Dryer is not heating.There are a number of reasons why your SAMSUNG Dryer is not heating.