Someone help please this is due today!!?

What is the correct lewis structure for chloroform chcl3

Which statement can best be concluded from the ideal gas law?

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 ?