True or false : the fall of the berlin wall signaled the beginning of the collapse of communion in eastern europe

The correct answer is True, the fall of the wall signified a lot of change including the communion inside of Eastern Europe

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