A. phosphorus has more valence electrons than nitrogen B. carbon has fewer protons in its nucleus than nitrogen

C. phosphorus is more like silicon than it is like nitrogen

D. aluminum is smaller than carbon

HELP

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?

Which of the following is not associated with invasive species?