They both mean the same thing: acid molecules with 2 protons: e.g. H 2 O and H 2 S and H 2 S --> H HS HS H S 2 The two sulfides (HS and S 2 ) are both base so H 2 S is di basic (= forming two bases) Two proton s are freed, so H 2 S is di protic (= forming two protons).
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.