MCAT Question of the Day
    •

    Q:
    MgH2 + 2H2O → 2 H2 + Mg(OH)2

    How many moles of MgH2 would need to be decomposed in the reaction above in order to produce 11.2 L of H2 gas at STP?
    		 

    A

    		 1 mole

    B

    		 1/4 mole

    C

    		 1/2 mole

    D

    		 2 moles



    Gases | Solutions |
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