Question

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Answer 1

Explanation:

what's the Q...............

Answer 2

Answer:

1. it is easier to heat the ribbon to 800°c with a simple splinter whereas long/thick rod takes much more longer time or may not burn with a splinter.

2.Without oxygen, the fire triangle is broken and the fire will go out. Magnesium is above carbon in the reactivity series and so can remove oxygen from carbon dioxide and continue to burn.

3.magnesium nitride

4.3Mg(s)+N2(g)→Mg3N2(s)