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if two molecules of hydrochloric acid and one atom of magnesium are the reactants of a single replacement reaction how many magnesium atoms are in the product
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if two molecules of hydrochloric acid and one atom of magnesium are the reactants of a single replacement reaction how many magnesium atoms are in the product

User Lhs
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The reaction formula is 2HCl + Mg = MgCl2 + H2. There are one atom of magnesium involved and the number of atoms will not change, So the answer is one magnesium ion.
User Reesa
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