V = M/D, where V is the volume, M is the mass, and D is the density. Density is mass per unit volume. Be certain to use a consistent set of units.
The common units for density are kg/m 3 and g/cm 3 I'm Bob.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.