Respuesta :
Answer:
A thermometer.
Explanation:
An exothermic reaction is a reaction which releases energy through heat. The best way to determine if a reaction is exothermic is by measuring the change in temperature with a thermometer.
Answer:
A thermometer.
Explanation:
An exothermic reaction is a reaction which releases energy through heat. The best way to determine if a reaction is exothermic is by measuring the change in temperature with a thermometer.