Aug '11
22
MCAT Question of the Day | MCAT Course


  • 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




    Tags: Periodic Table | Quantitative Skills | Suggest a tag
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