Identification from spectra (19) Answer

IB Chemistry: Identification from spectra (19) Answer

Answer to Identification from spectra: Question 19ElementAmount / molSimplest ratioCarbon54.52/12.01 = 4.542Hydrogen9.17 / 1.01 = 9.084Oxygen36.31 / 16.00 = 2.271b) The M+ peak at m/z = 88 leads to the conclusion that the molar mass of compound S is twice the empirical mass and the molecular formula is C4H8O2. The fragment at m/z = 59 is due to the loss of –C2H5 leaving CH3CO2+. The fragment at m/z = 57 is due to...

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