Which is the parent ion (M*) in this mass spectrum?100-80-Relative Intensity60TTT40-20-0 mm1020304043 5750607270m/z8090100110120start N Ο ΟO29437257Relative Inte4020-0 mm1020304050607270m/z8090100110120

Answered: Image /qna-images/answer/b535cee5-6775-4523-b211-eeaf29bf250e.jpg

Answered: оооо 29 43 О 72 57 Relative In 40 20-…

Science

Chemistry

оооо 29 43 О 72 57 Relative In 40 20- 0+mm 10 20 30 40 50 60 72 70 m/z 80 90 100

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter20: Molecular Mass Spectrometry

Section: Chapter Questions

Problem 20.17QAP

See similar textbooks

Related questions

Q: Mechanism of separation is adsorption. ONPLC O IEX HILIC SEC

Q: A proper name for the structure is (5R)-5-hydroxyhexa-3,4-dione-1-al OH H qu H₂C True False

A: During IUPAC nomenclature first we have to search for the parent carbon chain,then we will consider…

Q: Which statement is false? O A gas is composed of molecules that are separated from each other by…

A: Postulates of kinetic theory of gases, • Gases are composed of molecules separated from each other…

Q: Mode of separation that uses a polar stationary phase: IEX HILIC SEC NPLC

Q: 7. Cl₂ + ClO3 -> CIO tet 4H + Cl₂ +CIOS → CIO + >H₂O 4 8. IO3 + I→ 13

Q: A chemist needs 1.28 g of sodium hypochlorite, NaOCl(s), for an experiment, but she only has sodium…

A: The mass of a compound can be determined by the molar mass of compound and the respective molar mass…

Q: en the onowing (hypothetical) thermochemical equations: A+B2C; AH = -443 kJ A+ 3D2E; AH = -490. kJ…

Q: Draw the products of each nucleophilic substitution reaction. CN Br a. (CH3)3C- b. (CH3)3C- acetone…

Q: Which of the following is the weakest reducing agent? O A1³+ O AI O F2 OF OK+

A: Which of the following is the weakest reducing agent ?

Q: 9. Write the balanced molecular, complete ionic and net ionic equations for this exchange…

A: Here we are required to find the net ionic equation for the reaction given.

Q: 1.List the metals that have multiple common ions 2. List the polyatomic ions that have a -1 charge

Q: Draw a line formula corresponding to the following condensed structural form…

A: The line formula of the given condensed structural formula is:

Q: For many purposes we can treat methane (CH) a as an ideal gas at temperatures above its boiling…

A: Both the initial temperature and final temperature of methane gas are above its boiling point. So,…

Q: Provide the correct IUPAC name for the skeletal (line-bond) structure shown here. fr 4- 2,4,4- 2- di…

Q: e-4.0 Unit 3 Thermochemistry Assignment SCH4U View Insert Format Tools Add-ons Help P 100% Y Normal…

A: According to the guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of the…

Q: Why is ground level ozone most likely to reach its highest concentrations on hot, sunny days during…

A: Ozone or tri-oxygen is a inorganic molecule with chemical formula O3. Mainly Ozone is present at two…

Q: Mechanism of separation is partitioning SEC OIEX HILIC ONPLC

A: Chromatography is the laboratory technique for the separation and isolation of a variety of samples…

Q: The composition of a hydrated sodium-salt of a chromium(III)-oxalate complex ion conforms to the…

Q: Bb Bl .CO aps Ch [S M Ho Ac TH G de Be CI CH Question 7 of 48 Provide the correct IUPAC name for the…

Q: The subatomic particles found in the chemicals that may be responsible for the production of colored…

A: In a chemical compound, there are atoms which are made up of subatomic particles like electrons,…

Q: N÷CH3 CH3 A) ester B) ketone C) carboxylic D) amide E) aldehyde

A: There are many functional group in organic compound like aldehyde , ketone ,amide , carboxylic acid…

Q: Q3) A single-layer neural network is to have six inputs and two outputs. The outputs are to be…

Q: 18. Draw the structure of the tripeptide Tyr-Gly-Lys as it exists at pH 13.

Q: An order was given to initially infuse 10000. units per hour of the anticoagulant heparin for a…

A: As 1 mL solutions contain 100 units and in 1 hour 10000 units are required. Hence, the number of mL…

Q: QUESTION 8 How much heat is needed for the following process for Ag, silver? The melting point of…

A: Here we have to determine the amount of heat required to convert 1 mole of Ag (s) at 25°C to Ag(l)…

Q: A) sp B) sp² C) sp³ D) sp4

A: Propyne is an alkyne . alkynes have triple bond in it . We can easily find hybridization of Carbon…

Q: Consider the following method for the analysis of cocaine (MW 303.35) powder. "Dissolve about 600 mg…

A: For acid base titartion: Nacid x Vacid = Nbase x Vbase Since the given acid is monoprotic and there…

Q: Draw the structure of the tripeptide Tyr-Gly-Lys as it exists at pH 13. and what if it was at an…

Q: Consider four beakers labeled A, B, C, and D, each containing an aqueous solution and a solid piece…

Q: Which one of the following substances should exhibit hydrogen bonding in the liquid state? O PH3 O…

A: Molecule is made up of two or more than two atoms.

Q: (b) Calculate the pH of 0.0005 mol dm³ ethanoic acid when its pK₁ = 4.75 CH3COOH → CH3COO(+ H* K₁ =…

A: Given, [CH3COOH]=0.0005 mol dm-3 pKa=4.75 pH=?

Q: using the following information to construct a valid hypothesis addressing the effect of pH and…

Q: 2. Assign the absolute configuration for each chiral carbon by writing the carbon number followed by…

Q: for the compound below? A) 3-propyl-4-ethylheptane B) isooctane C) 3,4-dipropylhexane D)…

Q: H 138 NH₂ 121 H 140 i) (MeO)2SO2. ii) HCHO, HCI, DMF 189, 67% HN dioxane/H₂O, 60-80 °C 62-86%…

A: The first step of the synthesis is the condensation reaction between phenylhydrazine (138) and…

Q: 2. Use Newman Projections to represent the conformers of 1,2-dichloropropane and 2-bromo-…

A: Conformer An isomer of a molecule that differs from another isomer by the rotation of a single bond…

Q: A sample of hydrogen gas collected at a pressure of 0.906 atm and a temperature of 12.0 °C is found…

Q: For a gas sample whose total pressure is 720 torr, what are the partial pressures if the gas present…

Q: H₂SO4

A: We have to draw the major product of the given reaction.

Q: Be sure to answer all parts. If a 840. mg sample of technetium-99m is used for a diagnostic…

A: Given, Initial amount of Tc-99m is 840.mg, the amount of Tc-99m remaining after 6.0h and 4 days is…

Q: Determine the number of valence electrons for the following elements potassium 4 ☐ calcium arsenic ☐…

A: Valence electrons: Electrons which are present in the outermost shell (valence shell) of an atom…

Q: 38² F2 CH Ac TH Cl Be UO NO S 1s G Pr b H G 17 C Sc G 5 o M Question 19 of 48 Provide the IUPAC name…

A: While giving the iupac name, choose the longest parent carbon chain.

Q: A helium-filled weather balloon has a volume of 594 L at 18.9°C and 753 mmHg. It is released and…

A: Given, A helium filled weather balloon has a volume of 594 L at 18.9 °C and 753 mmHg. After release…

Q: The COVID-19 pandemic forced many people to work from home for extended periods. During these…

A: Smog is air pollution that reduces visibility. The term "smog" describe a mix of smoke and fog. The…

Q: What is the IUPAC name for the compound below? A) 4-ethyl-5-ethyl-5-methylheptane B)…

A: IUPAC nomenclature rules for alkanes: Identify the longest continuous carbon chain. Identify the…

Q: CH₂OH/H Na 2 H₂O NaCN/H,O LIAIH4 1. CH3MgBr 2. H₂O H₂O/H30* CH3ONa _CH3OH_ NH3

A: Ring opening of epoxides takes place with different nucleophilic reagents. In acidic media, media…

Q: 17) Complete the following reaction and name each product with the R and S configuration + CH₂CH3…

A: Here we have to determine the R and S stereoisomers of the product formed in the following given…

Q: Carbon dioxide and hydrogen react according to the reaction: CO₂(g) + H₂(g) →CO(g) + H₂O(g) Use the…

A: Recall the given reaction, CO2 g + H2 g → CO g + H2O gWe have…

Q: 5. Draw a plausible mechanism for the following reaction. charges, lone pairs of electrons, and…

A: The reaction mechanism of a reaction is defined based on the carbon surrounding in the molecule. A…

Q: A chemical engineer is studying the following reaction: N₂(g) + 3H₂(g) → 2 NH3(g) At the temperature…

Question

Which is the parent ion (M*) in this mass spectrum?
100-
80-
Relative Intensity
60
T
T
T
40-
20-
0 mm
10
20
30
40
43 57
50
60
72
70
m/z
80
90
100
110
120
start N

Ο Ο
O
29
43
72
57
Relative Inte
40
20-
0 mm
10
20
30
40
50
60
72
70
m/z
80
90
100
110
120

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Mass spectrometry is an extremely versatile detection system for GC. However, interfacing an HPLC system to a mass spectrometer is a much more difficult task. Describe the major reasons why it is more difficult to combine HPLC with mass spectrometry than it is to combine GC with mass spectrometry.
Write molecular formulas for compounds that show the following molecular ions in their high-resolution mass spectra, assuming that C, H, N, and O might be present. The exact atomic masses are: 1.007 83 (1H), 12.000 00 (12C), 14.003 07 (14N), 15.994 91 (16O). (a) M+=98.0844 (b) M+=123.0320
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/.)
Following is the mass spectrum of 3-methyl-2-butanol. The molecular ion m/z 88 does not appear in this spectrum. Propose structural formulas for the cations of m/z 45, 43, and 41.
Following is the mass spectrum of bromocyclopentane. The molecular ion m/z 148 is of such low intensity that it does not appear in this spectrum. Assign structural formulas for the cations of m/z 69 and 41.