Carbon can form four covalent bonds.
Hydrogen can form one covalent bond.
Nitrogen can form three covalent bonds.
Oxygen can form two covalent bonds.
Answer:B
Explanation:Coefficient represents the number of units of each substance.
Answer:
Chlorophyll is one. I can't quite remember other
Answer:
Its Obviously Dinosaurs
Explanation: They died 65 million years ago
