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April 23, 2014

Homework Help: Mass-mass

Posted by robb on Monday, March 30, 2009 at 6:36pm.

How many grams of hydrogen gas are produced when 50.0 grams of zinc react with phosphoric acid, H3PO4 ?



Equation:3 Zn +2 H3PO4--->3 H2+ Zn3(PO4)2

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