estions on Article 1.1 (PAGE-6)
Q.1. Why should a magnesium ribbon be cleaned before burning in air!
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Answer:
because it may contain some impurities
that is why it is suggested to clean magnesium ribbon before burning
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Answer:
magnesium ribbon be cleaned before burning in air because when magnesium is exposed in air it reacts with oxygen present in the air and magnesium oxide is formed so this magnesium oxide is to be cleaned before burning in the air
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