MCAT Question of the Day
    •

    Q:

    		 In which of the following reactions will the equilibrium shift to the left when the pressure on the system is decreased?

    I. 2H2 + O2 ↔ 2H2O
    II. 2CO + O2 ↔ 2CO2
    III. 2MgO(s) ↔ 2Mg(s) + O2(g)
    		 

    A

    		 I only

    B

    		 II only

    C

    		 I and II only

    D

    		 I and III only



    Stoichiometry | Chemical Equilibrium |
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