Question

magnesium is heated in the presence of air. state your observation​

Answer 1

Answer:

Explanation:

When magnesium ribbon is burnt in the air, it combines with oxygen to form white powder magnesium oxide MgO with the release of heat and light. It forms a white powder of magnesium oxide. Magnesium gives up two electrons to oxygen atoms to form this powdery product.

Answer 2

Answer:

$23 |3 < \sqrt[?]{?} | \times \frac{?}{?}$