How will four electrons be distributed in three empty 2p atomic orbitals?
a-one electron in each orbital

b-two electrons in one orbital, one in another, one in the third

c-four electrons cannot fill three empty 2p atomic orbitals

d-four in one orbital, none in the other two

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

Enzymes affect the reactions in living cells by changing the

What must occur for air masses to form fronts