Question

Two solids are mixed in a flask and stirred. After a few minutes, the flask becomes cold.

Which of the following best describes this reaction?

A. an exothermic reaction
B. a combustion reaction
C. an endothermic reaction
D. a decomposition reaction

Answer 1

That would be C. Endothermic reaction.

Answer 2

C. an endothermic reaction

Step-by-step explanation:

an endothermic reaction absorbs heat energy from its surroundings