If you have hydrogen and oxygen what can you make?

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

How does concentration affect reaction rate

Aseismic wave is energy released as the result of rock movement along a fault. t or f ?