What are some examples of chemical changes?
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I can't think of any chemical changes. Can you help me?
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Answer:
cooking food burning anything any change that produces a gas any change that produces a precipitate an explosion any change that changes color, like ripening of fruit and leaf color change
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Other answers
Hydrogen gas burning in air reacts with the Oxygen to form water. 2H2 + O2 ===> 2H2O. Sodium metal will react with hydrochloric acid to form sodium chloride. (Common table salt). and Hydrogen gas and Heat. 2Na(s) + 2HCl ====> 2NaCl + H2 + Heat energy. Nitrogen gas reacting with hydrogen will form Ammonia. 3H2(g) + N2(g) ===> 2NH3(g) Propane gas burning in a bar-B-Q will form Carbon dioxide gas and Water vapour + Heat energy. C3H8(g) + 5O2(g) ===> 3CO2(g) + 4H2O(vap) + Heat
Norrie
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