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An 84-Mg Sample of a Compound Is Found to Contain

Question 149

Multiple Choice

An 84-mg sample of a compound is found to contain 36 mg of carbon, 3 mg of hydrogen, 21 mg of nitrogen, and 24 mg of oxygen.  If the compound has a molecular weight of 112 g/mol, what is its molecular formula?


A) C2H2NO
B) C4H6N3O
C) C5H6NO2
D) C4H4N2O2

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