Chemistry, 14.04.2020 19:43 ANCHUXIA

Select the single best answer. The low-resolution mass spectrum of an unknown analgesic X had a molecular ion of 151. Possible molecular formulas include C7H5NO3, C8H9NO2, and C10H17N. High-resolution mass spectrometry gave an exact mass of 151.02695. What is the molecular formula of X?

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