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Magnesium metal is added to 15.7M hydrochloric acid and reacts according to the following balanced equation:

Mg(s)   +   2 HCl(aq)   â   MgCl2 (aq)   +   H2(g)

a.  What volume of 15.7 M hydrochloric acid will react with 2.1 grams of Mg?

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