What is the period of the sun's orbital motion about the center of the galaxy?

Our Sun rotates about the center of our Galaxy  at 1000 years  that is the answer to What is the period of the Sun's orbital motion about the center of the Galaxy 1000 years

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

Answerhighlands and forests;