Question

Magnesium metal reacts with hydrochloric acid. At the end of the reaction there is a small amount of magnesium left at the bottom of the flask which of the reactants was the limiting reactants

Answer 1

Hydrochloric Acid

Step-by-step explanation:

If there's leftover magnesium, it was in excess. Therefore, the limiting reactant is the hydrochloric acid

Answer 2

Adding magnesium metal to hydrochloric acid produces hydrogen gas. The magnesium dissolves to form magnesium chloride, MgCl2