Physical Change: sodium hydroxide dissolves in water., A pellet of sodium metal is sliced in two., water is heated and changed to steam., Evaporation, Ice melting, Sugar dissolves, A tire is inflated with air, water is absorbed by a paper towel, Chemical Change: Hydrochloric acid reacts with potassium hydroxide to produce a salt, water and heat., Potassium chlorate decomposes to potassium chloride and oxygen gas, Iron rusts., When placed in H2O, a sodium pellet catches on fire as hydrogen gas is li, Milk sours, wood rotting, Pancakes cooking on a griddle, Food is digested in the stomach,

Physical vs. Chemical Change

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