Find the distance between the two points rounding to the nearest tenth (if necessary). ( − 9 , 3 ) and ( − 7 , − 4 )

Iam pretty sure it is c. 2000 bce

A,b,c is the answer to the question

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

Answer feldspar,quartz,mica and amphibole;