The reaction for the combustion of acetylene is shown. explain why this reaction is a redox reaction by identifying the oxidation numbers that change, what is oxidized, what is reduced, and what happens to the electrons during the reaction.

2c2h2 + 5o2 → 4co2 + 2h2o

The boiling point of liquids is very high what does it indicate

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

Is 343 in the sequence -5, -2, 1, 4, 7