A rigid 1.0 L cylinder contains 1.0 moles of O2 gas at 25.0oC and another rigid 1.0 L cylinder contains 1.0 moles of CH4 gas at 25.0oC. Is the average speed of the O2 gas particles greater than, less than, or the same as the average speed of the CH4 gas particles? Justify 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

List the path of the respiratory system

Answer explain why it is not possible to deduce a complete order of reactivity.