Answers

2015-10-16T18:14:30+05:30
Both involve oxidation of the substance and are exothermic.{rusting is slightly exothermic although}
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2015-10-16T22:32:43+05:30
Both are chemical reactions.
both involve oxidation.
in both new substances are formed.
both are irreversible.
hope this will be enough.
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