What happens to the weight of an iron bar when it rusts?
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the weight after rusting will decrease rusting means gradual eating of metals
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First of all the weight of the iron bar will increase due to increased weight of oxygen.
Iron oxide is non-adherent either the volume of oxide is greater or less than the volume of iron it replaced.
Iron oxide is non-adherent either the volume of oxide is greater or less than the volume of iron it replaced.
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