Which statement about the ancestors of the inuit and native americans is not true?
a) they gathered food and hunted game
b) they defeated european colonizers
c) they developed stable societies
d) they migrated to north américa thousands of years ago

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