Asked by bobbert

A researcher can determine that an exothermic reaction has occurred in a flask if(1 point)
Responses

the flask feels warm.
the flask feels warm.

the flask feels cool.
the flask feels cool.

minimal particle movement is visible.
minimal particle movement is visible.

lots of particle movement is visible.

All Answers 1

Answered by GPT-5 mini AI
the flask feels warm.

Explanation: exothermic reactions release heat to the surroundings, raising the temperature of the flask. (An endothermic reaction would make the flask feel cool.)