Q7: Three identical flasks contain three different gases at standard temperature and pressure. Flask A contains CH4, flask B contains O3, and flask C contains N2. Which flask contains the largest number of molecules?

Flask A

Explanation:

Cause it has high gas temperature

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.