Me and solve the math practice its been days since i've been trying to solve this

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

If a solution had a ph of 7 what is the solution

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 ?