What chemical elements are found in carbohydrates usually in the raio 121?
Carbohydrates contain C, H and O.
Are most of the chemical elements found in nature in the elemental form or combined in compounds why?
Carbohydrates consist of the elements carbon (C), hydrogen (H) and oxygen (O) with a ratio of hydrogen twice that of carbon and oxygen. Carbohydrates include sugars, starches, cellulose and many other compounds found in living organisms. . thanks to http://www.scientificpsychic.com/fitness/carbohydrates.html for this info
When discussing pure carbohydrates, lipids, and protein: Amino acids contain Nitrogen and some contain sulphur which are not found in the strictest definition of carbohydrates and lipids. However carbohydrates and lipids can also combine with amino acids to form compounds like glycoproteins and ceramides.