（ ）is a simple compound of two atoms of hydrogen and one atom of oxygen.
举一反三
- Water is a simple compound of two atoms of hydrogen and one atom of oxygen
- （ ）is a simple compound of two atoms of hydrogen and one atom of oxygen. A: Protein B: Water C: Fat D: Vitamin
- A chemical compound that contains two atoms of oxygen and one atom of another chemical element is called ______
- The two atoms of an oxygen molecule are joined together by an ionic bond.
- Which is the most abundant atom (% body weight) in the human body? ( ) A: Hydrogen B: Oxygen C: Carbon D: Nitrogen