Which best describes the climate on mount kilimanjaro?
(points : 1)
a consistently cold climate throughout the mountain
five main vegetation zones, representing all of central africa
desert-like conditions at all but the highest altitudes
too cold to support life except at the lowest altitudes

Out of the choices given, the one that best describes the climate on Mount Kilimanjaro is: five main vegetative zones, representing all of Central Africa. The correct answer is B. 

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