give reason for the following: viii. Sour substances are effective in cleaning copper vessels ?
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Explain why these sour substances are effective in cleaning the vessels. Answer: In tarnished copper vessel there is layer formed due to corrosion which is basic in nature which is dissolved in the lemon or tamarind juice which are acidic in nature. Thus the vessel get thoroughly cleaned.
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Answer:
because, the citric acid will be present in sour substance this makes the surface of copper shiny
ex:we use tamarind or lemon juice.
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