Which is most likely to change with new discoveries and technologies?

Our knowledge of a lot of things is most likely to change...because if there is new discoveries and better technology ..then scientist will most likely find out things that they didn't know beforehope this helps!

So  if  the sum of the enthalpies of the reactants is greater than the products, the  reaction  will be  exothermic.  if  the products side has a larger enthalpy, the  reaction  is  endothermic. you may wonder why  endothermic reactions, which soak up energy or enthalpy from the environment, even happen