Question

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Answer 1

Answer:

1. The equation is: Magnesium + oxygen → magnesium oxide. 2Mg + O2 → 2MgO.
2. In chemistry, a precipitate is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid from solution is called precipitation. Often the precipitate emerges as a suspension. Precipitates can form when two soluble salts react in solution to form one or more insoluble product