One reason common names are not useful to biologists is that they

a)require the use of a dichotomous key

b)are too long

c)can apply to more than one animal

d)are in latin

The reason Common names are not useful to Biologists is that they can apply to more than one animal.

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high