In words, describe how you would prepare 250.0 mL of 2.10 M magnesium chloride solution if you have the pure solute available to you. Show all necessary calculations.

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 ?