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September 2, 2015

Homework Help: chemistry

Posted by Dana on Saturday, October 9, 2010 at 2:26am.

Magnesium reacts with HCl to produce magnesium chloride and hydrogen gas.
Mg(s)+2HCl(aq)->MgCl2(aq)+H2(g).
What is the molarity of the HCl solution if 330 ml of the HCl solution reacts with magnesium to produce 7.40 L of H2 gas measured at STP?

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