Which state(s) of matter do not have a definite shape nor volume? a. liquids only b. liquids and gases c. gases only d. gases and plasmas

Which compound contain an iron with a 3+ charge

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

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments