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As a chemical reaction occurs, the thermometer in the container records a drop in temperature. What is true of the reaction?

The reaction is endothermic because heat was taken in by the reaction.

The reaction is exothermic because heat was released by the reaction.

The reaction is endothermic because heat was released by the reaction.

The reaction is exothermic because heat was taken in by the reaction.

Respuesta :

When a chemical reaction occurs and the thermometer in the container records a drop in temperature the reaction is exothermic because heat was released by the reaction.

 B. The reaction is exothermic because heat was released by the reaction. is your answer.

Hoped I helped!

Answer:

The reaction is exothermic because heat was released by the reaction.

Explanation:

'exothermic' means a reaction released heat over the time of the experiment.

'endothermic' means that the reaction released cold over the experiment.

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