How is combustion related to digestion? What are the products and reactants of combustion? Plzzz help

Explanation:

Digestion is an endothermic process where energy is utilized to break down the complex food molecules into simple forms. In a combustion reaction carbon dioxide,water,energy and some by products are released.A combustion reaction is when a substance reacts with oxygen and releases a huge amount of energy in the form of light and heat. A combustion reaction always includes a hydrocarbon and oxygen as the reactants and always produces carbon dioxide and water as products.

the ratio of the conjugate base to the acid required to attain the desired ph.