Question: how many carbon atoms are present in 1.50 moles of aspirin c9h8o4?
Answer: MOLES OF ELEMENTS IN A FORMULA For example, in a molecule of aspirin, C9H8O4, there are 9 carbon atoms, 8 hydrogen atoms and 4 oxygen atoms. compound. For example, one mole of aspirin contains 9 moles of carbon atoms, 8 moles of hydrogen atoms and 4 moles of oxygen atoms.