1. Write two conversion factors for each of the following. a. a 16% (by mass) salt solution
b. a density of 1.25 g/mL
c. a speed of 25 m/s

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 ?