When you mix potassium permanganate and water together, is it a physical or a chemical change? Please justify why the answer is what it is.

14,16 18 reacts with group

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.

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.