In the compound 5Cr2O3 the 5 represents

A) the number of atoms of dichromium trioxide

B) The number of moles of chromium

C) the number of moles of chromium III oxide

D) the number of atoms of chromium and oxygen present

E) the number of atoms of chromium

answer: cellular respiration takes in food and uses it to create atp, a chemical which the cell uses for energy. usually, this process uses oxygen, and is called aerobic respiration. it has four stages known as glycolysis, link reaction, the krebs cycle, and the electron transport chain.