Cuantos moles de co2 tendremos 54.2 gramos de co2

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

Rays from the sun are not considered matter true or false

How can the periodic table be used to predict the behavior of elements?