Which of the following is an example of osmosis? Movement of water into the roots of a plant
Movement of pottasium in to a cell
Movement of sodium through a channel protein
Movement of carbon dioxide into the leaf of a cell

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.