state why a tarnished copper vessel begins to shine again when rubbed with lemons
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because lemon have acidic and acid removes all the rust and clear the vessel
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since lemon contain tartic acid
and when acid come in contact with acid
the substance on it get washed away because of the acid
i.e why it shines again
and when acid come in contact with acid
the substance on it get washed away because of the acid
i.e why it shines again
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