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Why should a magnesium ribbon be cleaned before burning in air ?
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Answer:
magnesium ribbon should could be cleaned before burning it in the presence of air because if magnessium ribbon contains any oxide or rust present on it, it doesn't allow the magnesium ribbon to burn easily. thats why we should clean it before burning
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Answer:
Magnesium ribbon is cleaned before burning in air because oxygen already forms a layer on magnesium ribbon. So to clean the oxygen layer magnesium ribbon is cleaned because that oxygen layer do not allow magnesium to burn.
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