MCAT Question of the Day
    •

    Q:

    		 A particular nitrogen oxide is comprised of 64% N by mass. Which of the following is a possible empirical formula for the oxide?
    		 

    A

    		 NO

    B

    		 N2O

    C

    		 N2O3

    D

    		 NO2



    Periodic Table | Quantitative Skills |
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