How are Canada and the United States similar? Check all that apply. O A. Their forms of government are similar. B. Both are part of the North American Free Trade Agreement I c. They have roughly the same gross domestic product. O D. Their health care systems are designed to the same plan.​

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

Since wxyz is 4, halfof that would be 2.