Do you think more foam will form if the ice cream is added to the glass before the root beer or after the root beer?

Sure, any carbonated soda will create bubbles when it's poured into a glass, but just add ice cream and a root beer float foams up like nothing else!

Explanation:

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.

it is stable as it is in group 0 which have full outer shells of electrons