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This is the equation for the formation of magnesium chloride. Mg(s) + 2HCl(l) → MgCl2(aq) + H2(g) Which are the reactants and the products in this reaction? A. The reactants are MgCl2 (magnesium chloride) and HCl (hydrochloric acid); the products are Mg (magnesium) and H2 (hydrogen). B. The reactants are MgCl2 (magnesium chloride) and H2 (hydrogen); the products are Mg (magnesium) and HCl (hydrochloric acid). C. The reactants are Mg (magnesium) and H2 (hydrogen); the products are MgCl2 (magnesium chloride) and HCl (hydrochloric acid). D. The reactants are Mg (magnesium) and HCl (hydrochloric acid); the products are MgCl2 (magnesium chloride)and H2 (hydrogen).

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mpanderla95
The solution would be D. The reactants are Mg - magnesium and HCl - hydrochloric acid, as they appear on the left side of the equation and what are the starting substance for he reaction. The products of MgCl2 - magnesium chloride and H2 - Hydrogen gas. Are the resulting products from the rearranged atoms of the same elements.
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