6. Which chemical has nine atoms of oxygen? Hydrogen peroxide 2H2O2
Vinegar CH3CO2H
Glucose C6H12O6
Iron oxide 3Fe2O3
O A. Hydrogen peroxide
O B. Vinegar
C. Glucose
O D. Iron Oxide

tracks, burrows, eggshells, nests, tooth marks, or gastroliths

the atomic number will stay the same no matter how many electrons it has, so it doesn’t decrease nor increase. it’ll only change with a different number of protons

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.