What is the percent by mass of carbon in 44 g of carbon dioxide (CO)?

How do you do this?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Which compounds have the empirical formula ch2o? a.c2h4o2 b.c3h6o3 c.ch2o2 d.c5h10o5 e.c6h12o6

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.