Respuesta :
Answer:
The temperature decreases
Explanation:
It decreases because an endothermic reaction absorbs heat so it would make sense if it were lower temperature.
The observation which would most likely indicate an endothermic reaction is
a decrease in temperature.
Endothermic reaction involves the absorption of heat from it surroundings
while exothermic reaction involves the release of heat into the
surroundings(environment).
Endothermic reaction involving absorption of heat from the surroundings will result in a decrease in the temperature which depicts that it has occurred.
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