Question

cinco ejemplos quimicos y fisicos con la ilustracion

Answer 1

1. Combustion of wood: the reduction of ash from coal and carbon dioxide, in addition to other gases, this process is irreversible and while carrying a cable energy is released as heat.
2. The union of one atom of oxygen with two of hydrogen: produces water, this process is reversible because it is possible to separate the atoms again to obtain hydrogen and oxygen.
3. The corrosion that occurs when a structure of iron is exposed to the weather: This is the oxidation that comes into contact with the oxygen of the air obtaining the iron oxide.
4. The digestion of food: when living beings feed, that food becomes essential energy for life.
5. Photosynthesis: a process in which plants are able to convert the energy of the Sun into food.
6. The fermentation process that converts grape juice into wine: it transforms the sugars that contain this juice into alcohol and carbon dioxide.
7. The generation of electricity: in a battery from the electrical energy that occur between the substances that form the pile.
8. The making of soap: by saponification which is a chemical reaction between a fatty acid and an ester.
9. The process of oil refining: to obtain other rises such as gasoline and diesel.
10. Breathing: by which is a series of chemical changes between air and blood that release carbon dioxide and water vapor from the inspired oxygen.      yo te puse 10 por si acaso