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In an experiment, a student identified an unknown organic compound using mass spectrometry analysis. The mass spectrum showed an M+ peak at m/z 86 and a base peak at m/z 43. Using this information, can you determine the molecular formula of the unknown compound?
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Jan 30
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Analytical Chemistry
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MaxwellDuff3
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1
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Identify the unknown compound X using mass spectrometry. The compound has a molecular formula of C8H10O2 and a mass spectrum with a molecular ion peak at m/z 150 and base peak at m/z 77. Provide the structural formula of the compound and explain the fragmentation pattern observed in the mass spectrum.
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Jan 30
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Analytical Chemistry
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MargueriteSa
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60
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Identify the unknown compound X using mass spectrometry data provided. The data includes the molecular ion peak at m/z 172, and fragment ions at m/z 145 and 127.
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Jan 30
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Analytical Chemistry
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Makayla14235
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Identify the unknown compound X using mass spectrometry data given below. The molecular ion peak of X is observed at m/z 120 with a relative intensity of 100%. Additionally, the following fragment peaks with their respective relative intensities were also observed: m/z 105 (40%), m/z 92 (15%), m/z 77 (10%), and m/z 65 (5%). What is the molecular formula of X and what is its structural formula?
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Jan 30
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Analytical Chemistry
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MarielScully
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1
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96
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Identify the unknown compound using mass spectrometry for a sample that has a molecular ion peak of m/z 167 and fragmentation peaks of m/z 150, 135, 77 and 49.
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Jan 30
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Analytical Chemistry
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NicholasPedi
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1
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65
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Identify the unknown compound obtained from a mixture of three compounds using mass spectrometry. Provide the molecular formula and structural formula for the unknown compound.
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Jan 30
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Analytical Chemistry
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SherrillDail
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64
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Identify the unknown compound in a given sample using mass spectrometry and provide its chemical formula, molecular weight, and possible functional groups present in the compound.
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Jan 30
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Analytical Chemistry
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MeganAndrzej
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1
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120
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Identify the structure of an unknown organic compound using nuclear magnetic resonance spectroscopy, given the following NMR spectrum and molecular formula (C7H14O2): Chemical shift (ppm) Integration0.87 — 3H (s)1.25 — 3H (s)1.45 — 2H (m)2.10 — 2H (t)2.80 — 1H (br s)4.00 — 1H (t)4.20 — 1H (br s)9.70 — 1H (s)
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Jan 30
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Analytical Chemistry
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KarolinBalse
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78
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Identify the structure of an unknown compound with a mass-to-charge ratio (m/z) of 112 using mass spectrometry. What is the molecular formula of the compound based on the information obtained from the mass spectrum?
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Jan 30
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Analytical Chemistry
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LouellaComo
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1
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88
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Identify the structure of an unknown compound (C10H12O2) using nuclear magnetic resonance spectroscopy.
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Jan 30
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Analytical Chemistry
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GustavoPonti
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1.6k
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0
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1
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103
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Identify the functional groups present in an unknown organic compound using infrared spectroscopy and explain their characteristic peak frequencies.
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Jan 30
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Analytical Chemistry
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HazelMcCaule
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112
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Identify the functional group(s) present in a given compound using infrared spectroscopy and explain how you arrived at your conclusion using the generated spectra.
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Jan 30
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Analytical Chemistry
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CollinByrd4
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67
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Identify the functional group present in an unknown compound using UV-Vis spectroscopy and provide a detailed explanation of the absorption band observed in the spectrum.
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Jan 30
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Analytical Chemistry
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JulianaKane
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112
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Identify the compound with the molecular formula C10H12O by interpreting its proton NMR spectrum.
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Jan 30
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Analytical Chemistry
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540252730007
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1
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95
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Identify an unknown organic compound using mass spectrometry. Provide a detailed analysis of its molecular formula, functional groups, and possible chemical structure.
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Jan 30
in
Analytical Chemistry
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EmileR968610
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110
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How would you determine the concentration of chloride ions in a sample of seawater using an ion-selective electrode?
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Jan 30
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Analytical Chemistry
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IFYRussel191
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63
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How would you calculate the mass of zinc in a 1.000 g sample of a brass alloy using gravimetric analysis?
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Jan 30
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Analytical Chemistry
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StanleySparr
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How to quantify the concentration of copper (II) ions in a sample of water using colorimetry?
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Jan 30
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Analytical Chemistry
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KitRatley759
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129
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How to identify the presence of lead and cadmium in a soil sample using X-ray fluorescence spectroscopy?
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Jan 30
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Analytical Chemistry
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WhitneyCarey
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101
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How to identify the presence of carbonyl functional groups in a given unknown organic compound using infrared spectroscopy?
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Jan 30
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Analytical Chemistry
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GustavoPonti
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