Salts:
* Sodium chloride (NaCl) - Table salt
* Potassium chloride (KCl) - Found in some fertilizers and salt substitutes
* Calcium chloride (CaCl2) - Used for de-icing and dust control
* Magnesium sulfate (MgSO4) - Epsom salt
* Sodium bicarbonate (NaHCO3) - Baking soda
Sugars:
* Sucrose (C12H22O11) - Table sugar
* Glucose (C6H12O6) - Found in fruits and honey
* Fructose (C6H12O6) - Found in fruits and honey
* Lactose (C12H22O11) - Found in milk
Acids:
* Citric acid (C6H8O7) - Found in citrus fruits
* Acetic acid (CH3COOH) - Found in vinegar
* Tartaric acid (C4H6O6) - Found in grapes
* Lactic acid (C3H6O3) - Found in sour milk
Bases:
* Sodium hydroxide (NaOH) - Lye
* Potassium hydroxide (KOH) - Caustic potash
* Calcium hydroxide (Ca(OH)2) - Slaked lime
Other:
* Caffeine (C8H10N4O2) - Found in coffee and tea
* Aspirin (C9H8O4) - A common pain reliever
* Glycerol (C3H8O3) - Used in cosmetics and pharmaceuticals
* Ethanol (C2H5OH) - Alcohol
Important Note: Solubility is dependent on the solvent. While the above examples are generally soluble in water, they may not be soluble in other solvents like oil or gasoline.