## Question

###### 1. Show below is the mass spectrum for propionic acid. Draw the molecular mass fragments that contribute significantly to m/z = 29, 45 & 74. In addition identify the base peak signal and molecular ion signal on the mass spectrum.10080[ L 4020t+t+++TTT 10 15 20 2530TttttH+ 35 40 45 50 m/z5560657075

1. Show below is the mass spectrum for propionic acid. Draw the molecular mass fragments that contribute significantly to m/z = 29, 45 & 74. In addition identify the base peak signal and molecular ion signal on the mass spectrum. 100 80 [ L 40 20 t+t+++TTT 10 15 20 25 30 TttttH+ 35 40 45 50 m/z 55 60 65 70 75

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