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Ciara’s bike has rusted, which means that the iron in the metal changed to rust.
What has occurred?
an energy formation
an exothermic reaction
a chemical reaction
a precipitate formation
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A chemical reaction.
Rusting is the oxidation of iron to form iron oxide (rust) — a chemical change.
Rusting is the oxidation of iron to form iron oxide (rust) — a chemical change.
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