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A nail rusts when the iron in the nail reacts very slowly with oxygen to form a new substance and heat. This is an example of a(n) ________ reaction. A. fusion B. fission C. exothermic D. endothermic
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A nail rusts when the iron in the nail reacts very slowly with oxygen to form a new substance and heat. This is an example of a(n) ________ reaction.

A. fusion
B. fission
C. exothermic
D. endothermic

User Ynka
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2 votes
the correct answer is A
User TryPyPy
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