How far the consecutive nodes are separated from each other ?

If the nucleons of a nucleus are separated from each other, the total mass is increased. Where does this mass come from?

If area of each plate is A and plates are separated from each other by a distance d then C_(eq) . between A and B is -

Stage of mitosis in which the two chromatids of a chromosome separate from each other?

The Andaman group and Nicobar group of islands are separated from each other by