A cat runs 27 meters in 2 seconds. What is the velocity of the cat? (answer with up to 2 decimal places)

What is the chemical formula of the following compound

You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together