Which type of reaction involves the release of energy into the surroundings? Options: endothermic reactions exothermic reactions

exothermic reaction

Explanation:

The definition of exothermic is:

describing a process that involves the release of energy into the surroundings by substances undergoing change.

Think of ex-othermic as energy exiting/ released and en-dothermic as energy entering.

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.