Answer:
21. Sodium Chloride (table salt) NaCl = sodium and chloride
22. Sodium hypochlorite (bleach) NaOCI= sodium, oxygen and chlorine
23. Glucose (blood sugar) CsH206 = Carbon, Hydrogen and Oxygen
24. Sodium bicarbonate (baking soda) NaHCO3 = Sodium, Hydrogen, Carbon and Oxygen molecules
25. Water H2O = Hydrogen and Oxygen atoms