MCAT Question of the Day
    •

    Q:

    		 What is the empirical formula of a compound that is composed of 60.8% Na, 28.6% B, and 10.5% H by mass?
    		 

    A

    		 NaB2H6

    B

    		 NaB2H4

    C

    		 NaBH4

    D

    		 Na2BH8



    Periodic Table | Quantitative Skills |
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