and
are used to prevent rusting.
Carbon dioxide gas turns
milky.
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Explanation:
When carbon dioxide is passed through lime water, it turns milky due to the formation of Calcium carbonate (CaCO3). (b) The chemical name of baking soda is Sodium bicarbonate (NaHCO3). (c) Two methods by which rusting of iron can be prevented are greasing and galvanization.
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