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Recent questions in Chemistry
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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)
asked
Jan 30
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Analytical Chemistry
by
CatherineLan
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490
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0
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1
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55
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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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EveretteLcr6
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710
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votes
1
answer
62
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Identify the structure of an unknown compound (C10H12O2) using nuclear magnetic resonance spectroscopy.
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Jan 30
in
Analytical Chemistry
by
JesusJ93482
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670
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0
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1
answer
79
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Identify the functional groups present in an unknown organic compound using infrared spectroscopy and explain their characteristic peak frequencies.
asked
Jan 30
in
Analytical Chemistry
by
DollySelig78
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410
points)
0
votes
1
answer
83
views
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.
asked
Jan 30
in
Analytical Chemistry
by
JenniferInwo
(
410
points)
0
votes
1
answer
49
views
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.
asked
Jan 30
in
Analytical Chemistry
by
LyndonEthrid
(
410
points)
0
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1
answer
74
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Identify the compound with the molecular formula C10H12O by interpreting its proton NMR spectrum.
asked
Jan 30
in
Analytical Chemistry
by
CoraJuan8100
(
290
points)
0
votes
1
answer
51
views
Identify an unknown organic compound using mass spectrometry. Provide a detailed analysis of its molecular formula, functional groups, and possible chemical structure.
asked
Jan 30
in
Analytical Chemistry
by
LeonardTeakl
(
250
points)
0
votes
1
answer
74
views
How would you determine the concentration of chloride ions in a sample of seawater using an ion-selective electrode?
asked
Jan 30
in
Analytical Chemistry
by
LazaroShin50
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330
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1
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42
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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?
asked
Jan 30
in
Analytical Chemistry
by
Bernard99695
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550
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0
votes
1
answer
62
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How to quantify the concentration of copper (II) ions in a sample of water using colorimetry?
asked
Jan 30
in
Analytical Chemistry
by
CandaceGarra
(
610
points)
0
votes
1
answer
92
views
How to identify the presence of lead and cadmium in a soil sample using X-ray fluorescence spectroscopy?
asked
Jan 30
in
Analytical Chemistry
by
RainaMcCaule
(
390
points)
0
votes
1
answer
62
views
How to identify the presence of carbonyl functional groups in a given unknown organic compound using infrared spectroscopy?
asked
Jan 30
in
Analytical Chemistry
by
TeodoroVgw93
(
370
points)
0
votes
1
answer
50
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How to determine the exact concentration of various cations and anions present in a given sample using capillary electrophoresis and what factors affect the separation and detection of these ions during the analysis?
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Jan 30
in
Analytical Chemistry
by
NellClem8182
(
990
points)
0
votes
1
answer
63
views
How to determine the concentration of hydrochloric acid in a given sample using potentiometry?
asked
Jan 30
in
Analytical Chemistry
by
MarshallKile
(
370
points)
0
votes
1
answer
62
views
How to determine the concentration of different ionic species present in a sample using capillary electrophoresis?
asked
Jan 30
in
Analytical Chemistry
by
JensW5136048
(
410
points)
0
votes
1
answer
63
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How to determine the concentration of chloride ions in a given solution using an ion-selective electrode?
asked
Jan 30
in
Analytical Chemistry
by
JaiMarston48
(
450
points)
0
votes
1
answer
70
views
How to determine the concentration of chloride ions (Cl-) in a given solution using an ion-selective electrode?
asked
Jan 30
in
Analytical Chemistry
by
NellyCorwin
(
330
points)
0
votes
1
answer
54
views
How much sodium chloride (NaCl) can be obtained from a sample of 5 grams of sea salt, given that the percentage of NaCl in the sample is 85% and gravimetric analysis is being used for the quantification?
asked
Jan 30
in
Analytical Chemistry
by
LandonZfs700
(
510
points)
0
votes
1
answer
66
views
How much lead is present in a water sample collected from a local river using atomic absorption spectroscopy?
asked
Jan 30
in
Analytical Chemistry
by
MyrtleW57555
(
450
points)
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