3. Which of the following peaks does not appear in the mass spectrum of hexane? Draw the ions corresponding to the other three peaks. A. m/z = 57 B. m/z = 86 =1 C. m/z = 36 D. m/z = 43

Following is the mass spectrum of an unknown compound. The two highest peaks are at m/z 120 and 122. Suggest a structure for this compound. (Data from http://webbook.nist.gov/chemistry/.)

2. In a mass spectrum of a compound, the following data (intensity) is given. M+ = 80, M+ +1 = 8.8, M+ +2 = 26. This compound will have carbons and will contain a a. 8, sulfur b. 9, silicon c. 10, chlorine d. 11, bromine

The mass spectrum of an unknown compound has a molecular ion peak with a relative intensity of 56.11% an an M+1 peak of 5.70%. How many carbon atoms are in the compound? (Fill in an integer number)

The mass spectrum below corresponds to acetone (C,H,O). What is the likely chemical composition of the ion that generates the tallest peak in the spectrum? A CH; B C₂H₂O* C C₂H₂0 D CO* Adve MALUPECTUR 14

Mass spectroscopic.  What is the isotopic peak pattern of each : Organic compound with 2 bromine atoms. Organic compound with 2 chlorine atoms.

Which of the following statements about the mass spectrum of CH3Br is correct? A.) presents two peaks of intensity 3: 1 with m / z equal to 94 and 96 b.) presents two peaks of equal intensity with m / z equal to 94 and 96 C.) presents a single peak of the molecular ion with m / z of 44 D.) has a single peak of the molecular ion with m / z of 95

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Using the rule of 13, what is a possible formula for M-86 (100%) on a mass spectrum? Additional info-IR Spec: 3045 cm¹ (s) O C4H₂CI O C6H₁4 none of the above are possible molecular formulas

How do I predict the M, M+2. and M+4 with this information?