hey guys I need some help on jan 10 f332 paper question 3aii and 4C for 3aii it is a addition react how ever it says there are 2 different monomers joining together (that's the first thing I don't get) then you have to name it, it is propene from the mark scheme but how did they get that from the co-polymer A confuses me :-/ helppp and for 4C I get phosphoric acid from alkene to alcohol but why is it heat under reflux concentrated and where is the steam???