（ ）is a simple compound of two atoms of hydrogen and one atom of oxygen.
A: Protein
B: Water
C: Fat
D: Vitamin
A: Protein
B: Water
C: Fat
D: Vitamin
举一反三
- （ ）is a simple compound of two atoms of hydrogen and one atom of oxygen.
- A chemical compound that contains two atoms of oxygen and one atom of another chemical element is called ______
- Water ________ hydrogen and oxygen.
- Water is ____________ of hydrogen and oxygen.
- Scientists figured out that human bodies are basically made of（） A: hydrogen, carbon, nitrogen, and oxygen atoms B: water vapor, ammonia, carbon dioxide, methane and hydrogen C: biomolecules and water D: evolutionary molecules