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How many grams of Mg are needed to react completely with 3.80 L of a 2.50 M HF solution?

Mg + 2HF --> MgF^2 + H^2

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Lexa

  1. Just follow the steps in this example.
    http://www.jiskha.com/science/chemistry/stoichiometry.html

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    DrBob222

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