The gizzard: The bird stomach's second chamber is known as the gizzard. If you've ever eaten a chicken gizzard you know how tough and rubbery it is. To accomplish what the gizzard does, it absolutely must be tough, for the gizzard's main function is to grind and digest tough food.
C12H22O11 + 12 O2 Â® 12 CO2 + 11 H2O This illustrates the methods used for writing balanced reaction equations: 1  Determine the reactants and products. In this case, the products are CO2 and H2O, determined by common sense. 2  Apply the fundamental principle of conservation of atoms.
Adapted from Chemistry: A Guided Inquiry, 2 nd ed. by Moog and Farrell (Wiley and Sons, Inc.) Balancing Chemical Equations PART II: Background Information: Balanced Chemical Equations A balanced chemical equation represents a chemical reaction that obeys the Law of Conservation of Mass (Matter).