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Caffeine Has the Empirical Formula C4H5N2O and an Approximate Molecular

Question 39

Multiple Choice

Caffeine has the empirical formula C4H5N2O and an approximate molecular weight of 194.2 g/mol. What is its molecular formula?


A) C4H5N2O
B) C2H2NO
C) C8H10N4O2
D) C4H4N4O4
E) C2H2N2O2

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