Question

Vayu mein jalane se pahle magnesium Robin ko saaf Kyon Kiya jata hai​

Answer 1

Answer:

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Explanation:

Magnesium ribbon must be cleaned before burning in air so that the the layer of magnesium oxide (which is formed due to reaction of magnesium with air) can be removed in order to get the desired chemical reaction.

Magnesium oxide ki layer nikalne se jisse hame desired chemical reaction mile..

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