Which of the following indicates that an exothermic reaction has taken place?
a change in color
release of heat and/or light energy
cooling of the surroundings
absorption of heat by the reaction

Question

Which of the following indicates that an exothermic reaction has taken place? 
    a change in color 
   release of heat and/or light energy 
   cooling of the surroundings 
   absorption of heat by the reaction

stormfire1 · Answer

release of heat and/or light energy

stormfire1 · Answer

Just remember that "exo" means outward and "endo" means inward...essentially.

anonymous · Answer

i i will remem that now!..& thankk youu!:)