Have been stuck on this assignment for an hour! rulers had difficulty in uniting the city-states of greece because people did not communicate outside of their own city-states. true false essay question: in what way are the ancient olympic ® games and the modern version alike?

1. True

2. They are alike because in the Old Olympic Games and in the new,modern one they both have a ton of the same games ((AKA the Sprinting/Racing. The long jump. ETC.))

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