What are the properties of organic compounds determined by? a) their boiling point b) their ability to react with acids c) the total number of hydrogen atoms d) their functional group

Can someone me with questions 15 to 17 plz.

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 ?

How many moles of oxygen react with 12 moles of aluminum