The concept of determining which reactant is limiting and which is in excess is akin to determining the number of sandwiches that can be made from a set number of ingredients. Assuming that a cheese sandwich consists of 2 slices of bread and 3 slices of cheese, determine the number of whole cheese sandwiches that can be prepared from 28 slices of bread and 51 slices of cheese. number of sandwiches: Which of the two ingredients limits the number of sandwiches that can be made? slices of cheese slices of bread What quantity of the ingredient in excess remains? quantity of excess ingredient remaining