experiment to show that rusting of iron requests both air and water
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the test tube A, the nails are exposed to both air and water. In the test tube B, the nails are exposed to only water, and the nails in test tube C are exposed to dry air. ... Coclusion: Hence we conclude that Corrosion of iron (commonly known as rusting) occurs in presence of water and ai
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Anhydrous calcium chloride is drying agent. So,it is added into test tube C to absorb all the moisture present in the air of test tube. ... But the nail present in test tube A rusts because in test tube A the nail was exposed to both air and water. This shows that for rusting of iron both air and water are necessary.
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