4C4H15 + 31O2 = 16CO2 + 30H2O
Answer:
A chemical reaction.
Explanation:
A chemical reaction can be defined as a chemical process which typically involves the transformation or rearrangement of the atomic, ionic or molecular structure of an element through the breakdown and formation of chemical bonds to produce a new compound or substance.
Since the Statue of Liberty is made out of copper and was once shiny and copper colored. Over the years, the copper has gone through a process called oxidation, where it has changed into a new material. Thus, this is a chemical reaction.
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