Question

--- is a new substance formed on the
burning of a ribbon of magnesium.​

Answer 1

Answer:

magnesium oxide

Explanation:

magnesium oxide

We see that the magnesium ribbon burns with a dazzling white flame and changes into a white powder. This powder is magnesium oxide. Due to the reaction between magnesium and oxygen present in the air a new substance called magnesium oxide is formed. It is a state change of magnesium to magnesium oxide.

Answer 2

Explanation:

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