You inhale air through thse abt 20 times a minute

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

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