WORTH 80 POINTS PLS ANSWER RIGHT AWAY T-T i rly need this done, If a water molecule's mass is 18.02 g, what would be the mass of water produced from 100.0 g of O, and 50.0 g of H? Explain how you determined your answer.

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