Chemistry (OER)
2nd Edition
ISBN: 9781947172616
Author: OpenStax
Publisher: OpenStax College
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 9, Problem 42E
A liter of methane gas,
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Part VII. The H-NMR of a compound with molecular formula C5 H 10 O2 is given below.
Find the following:
(a) The no. of protons corresponding to each signal in the spectra
(6) Give the structure of the compound and assign the signals to each
proton in the compound.
a
70.2
Integration Values
C5H10O2
b
47.7
C
46.5
d
69.5
3.6 3.5
3.4 3.3 3.2 3.1 3.0
2.9 2.8
2.7
2.6 2.5
2.4 2.3 2.2 2.1 2.0
Chemical Shift (ppm)
1.9
1.8
1.7 1.6
1.5
1.4 1.3 1.2
1.1 1.0
0.9 0.8
Part 111. 1 H-NMR spectrum of a compound with integration values in red is given below.
Answer the following:
(a) write the signals in the 'H-NMR spectrum to the corresponding protons on the structure
of the molecule below.
(b) Identify the theoretical multiplicities for each proton in the compound. Also give the possible.
complex splitting patterns assuming J values are not similar.
там
Br
22
2
3
6
4 7.2 7.0 6.8 6.6 6.4 6.2 6.0 5.8 5.6 5.4 5.2 5.0 4.8 4.6 4.4 4.2 4.0 3.8 3.6 3.4 3.2 3.0 2.8 2.6 2.4 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0
Chemical Shift (ppm)
ra.
Br
2
3
6
6
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
Chemical Shift (ppm)
2
2
Br
7.3
7.2
7.1
7.0 6.9
6.7 6.6 6.5
6.4
6.3
6.2
6.1
6.0
Chemical Shift (ppm)
5.9
5.8 5.7
5.5 5.4 5.3 5.2
5.0 4.9
1600°
1538°C
1493°C
In the diagram, the letter L indicates
that it is a liquid. Indicate its
components in the upper region
where only L is indicated.
The
iron-iron carbide phase
diagram.
Temperature (°C)
1400
8
1394°C
y+L
1200
2.14
y, Austenite
10000
912°C
800a
0.76
0.022
600
400
(Fe)
a, Ferrite
Composition (at% C)
15
1147°C
a + Fe3C
2
3
Composition (wt% C)
L
2500
4.30
2000
y + Fe3C
727°C
1500
Cementite (Fe3C)
1000
4
5
6
6.70
Temperature (°F)
Chapter 9 Solutions
Chemistry (OER)
Ch. 9 - Why are sharp knives more effective than dull...Ch. 9 - Why do some small bridges have weight limits that...Ch. 9 - Why should you roll or belly-crawl rather than...Ch. 9 - A typical barometric pressure in Redding....Ch. 9 - A typical barometric pressure in Denver, Colorado,...Ch. 9 - A typical barometric pressure in Kansas City is...Ch. 9 - Canadian tire pressure gauges are marked in units...Ch. 9 - Dining the Viking landings on Mars, the...Ch. 9 - The pressure of the atmosphere on the surface of...Ch. 9 - A medical laboratory catalog describes the...
Ch. 9 - Consider this scenario and answer the following...Ch. 9 - Why is it necessary to use a nonvolatile liquid in...Ch. 9 - The pressure of a sample of gas is measured at sea...Ch. 9 - The pressure of a sample of gas is measured with...Ch. 9 - The pressure of a sample of gas is measured at sea...Ch. 9 - The pressure of a sample of gas ¡s measured a sea...Ch. 9 - How would the use of a volatile liquid affect the...Ch. 9 - Sometimes leaving a bicycle in the sun on a hot...Ch. 9 - Explain how the volume of the bubbles exhausted by...Ch. 9 - One way to state Boyle’s law is All other things...Ch. 9 - An alternate way to state Avogadro’s law is A1l...Ch. 9 - How would the graph in Figure 9.12 change if the...Ch. 9 - How would the graph in Figure 9.13 change if the...Ch. 9 - In addition to the data found in Figure 9.13, what...Ch. 9 - Determine the volume of 1 mol of CH4 gas at 150 K...Ch. 9 - Determine the pressure of the gas in the syringe...Ch. 9 - A spray can is used until it is empty except for...Ch. 9 - What is the temperature of an 11.2-L sample of...Ch. 9 - À 2.50-L volume of hydrogen measured at —196 C is...Ch. 9 - A balloon inflated with three breaths of air has a...Ch. 9 - A weather balloon contains 8.80 moles of helium at...Ch. 9 - The volume of an automobile air bag was 66.8 L...Ch. 9 - How many moles of gaseous boron trifluoride, BF3,...Ch. 9 - Iodine, I2, is a solid at room temperature but...Ch. 9 - How many grams of gas are present in each of the...Ch. 9 - A high altitude balloon is filled with 1041104 L...Ch. 9 - A cylinder of medical oxygen has a volume of 3S.4...Ch. 9 - A large scuba tank (Figure 9.16) with a volume of...Ch. 9 - A 20.0-L cylinder containing 11.34 kg of butane,...Ch. 9 - While resting, the average 70-kg human male...Ch. 9 - For a given amount of gas showing ideal behavior,...Ch. 9 - A liter of methane gas, CH4, at STP contains more...Ch. 9 - The effect of chlorofluorocarbons (such as CCl2F2)...Ch. 9 - As 1 g of (lie radioactive element radium decays...Ch. 9 - A balloon that is 100.21 L at 21 C and 0.981 atm...Ch. 9 - If the temperature of a fixed amount of a gas is...Ch. 9 - If the volume of a fixed amount of a gas is...Ch. 9 - What is the density of laughing gas, dinitrogen...Ch. 9 - Calculate the density of Freon 12, CF2Cl2, at 30.0...Ch. 9 - Which is denser at the same temperature and...Ch. 9 - A cylinder of O2(g) used in breathing by emphysema...Ch. 9 - What is the molar mass of a gas if 0.0494 g of the...Ch. 9 - What is the molar mass of a gas if 0.281 g of the...Ch. 9 - How could you show experimentally that the...Ch. 9 - The density of a certain gaseous fluoride of...Ch. 9 - Consider this question: What is the molecular...Ch. 9 - A 36.0—L cylinder of a gas used for calibration of...Ch. 9 - A cylinder of a gas mixture used for calibration...Ch. 9 - A sample of gas isolated from unrefined petroleum...Ch. 9 - A mixture of 0.200 g of 1.00 g of and 0.820 g of...Ch. 9 - Most mixtures of hydrogen gas with oxygen gas are...Ch. 9 - A commercial mercury vapor analyzer can detect in...Ch. 9 - A sample of carbon monoxide was collected over...Ch. 9 - In an experiment in a general chemistry...Ch. 9 - Joseph Priestley first prepared pure oxygen by...Ch. 9 - Cavendish prepared hydrogen in 176G by the novel...Ch. 9 - The chlorofluorocarbon CCl2F2 can be recycled into...Ch. 9 - Automobile air bags are inflated with nitrogen...Ch. 9 - Lime, CaO, is produced by heating calcium...Ch. 9 - Before small batteries were available, carbide...Ch. 9 - Calculate the volume of oxygen required to burn...Ch. 9 - What volume of O2 at STP is required to oxidize...Ch. 9 - Consider the following questions: (a) What is the...Ch. 9 - Methanol, CH3OH, is produced industrially by the...Ch. 9 - What volume of oxygen a 423.0 K and a pressure of...Ch. 9 - A 230-L sample of a colorless gas at STP...Ch. 9 - Ethanol, C2H5OH, is produced industrially from...Ch. 9 - One molecule of hemoglobin will combine with four...Ch. 9 - A sample of a compound of xenon and fluorine was...Ch. 9 - One method of analyzing amino acids is the van...Ch. 9 - A balloon filled with helium gas is found to take...Ch. 9 - Explain why the numbers of molecules are not...Ch. 9 - Starting with the definition of rate of effusion...Ch. 9 - Heavy water, D2O (molar mass = 20.03 g mol-1). can...Ch. 9 - Which of the following gases diffuse more slowly...Ch. 9 - During the discussion of gaseous diffusion for...Ch. 9 - Calculate the relative rate of diffusion of 1H2...Ch. 9 - A gas of unknown identity diffuses at a rate of...Ch. 9 - When two cotton plugs. one moistened with ammonia...Ch. 9 - Using the postulates of the kinetic molecular...Ch. 9 - Can the speed of a given molecule in a gas double...Ch. 9 - Describe what happens o the average kinetic energy...Ch. 9 - The distribution of molecular velocities in a...Ch. 9 - What is the ratio of the average kinetic energy of...Ch. 9 - A 1-L sample of CO initially at STP is heated to...Ch. 9 - The root mean square speed of H2, molecules at 25...Ch. 9 - Answer the following questions: (a) Is the...Ch. 9 - Show that the ratio of the rate of diffusion of...Ch. 9 - Graphs showing the behavior of several different...Ch. 9 - Explain why the plot of PV for CO2 differs from...Ch. 9 - Under which of the following sets of conditions...Ch. 9 - Describe the factors responsible for the deviation...Ch. 9 - For which of the following gases should the...Ch. 9 - A 0.245-L flask contains 0.467 mol CO2 at 159 C....Ch. 9 - Answer the following questions: (a) If XX behaved...
Additional Science Textbook Solutions
Find more solutions based on key concepts
SCIENTIFIC INQUIRY You are handed a mystery pea plant with tall stems and axial flowers and asked to determine ...
Campbell Biology (11th Edition)
18. SCIENTIFIC THINKING By measuring the fossil remains of Homo floresiensis, scientists have estimated its wei...
Campbell Biology: Concepts & Connections (9th Edition)
5.4 Genes E and H are syntenic in an experimental organism with the genotype . Assume
that during each meiosis,...
Genetic Analysis: An Integrated Approach (3rd Edition)
Where is transitional epithelium found and what is its importance at those sites?
Anatomy & Physiology (6th Edition)
What percentage of Earths land surface do glaciers presently cover? ____________
Applications and Investigations in Earth Science (9th Edition)
Q1. What is the empirical formula of a compound with the molecular formula
Chemistry: A Molecular Approach (4th Edition)
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
- Nonearrow_forwardPart II. Given below are the 'H-NMR spectrum at 300 MHz in CDC13 and mass spectrum using electron ionization of compound Brian. The FTIR of the said compound showed a strong peak at 1710 cm"). Determine the following: (a) molecular Formula and Degree of unsaturation of compound Brian (b) Basing on the given H-NMR spectrum tabulate the following (i) chemical shifts (ii) integration, ciii) multiplicity and (iv) interferences made for each signal (c) Draw the structure of compound Brian. ) ΕΙ 43 41 27 71 114 (M+) Hmmm 20 30 40 50 60 70 80 90 100 110 120 1H NMR spectrum 300 MHz in CDCl3 2.0 alle 1.0arrow_forwardThe iron-iron carbide phase diagram. In the diagram, the letter L indicates that it is a liquid. Indicate what its components are. Temperature (°C) 1600 10 Composition (at% C) 15 25 1538°C -1493°C 8 1400 1200 1394°C y+L L 2500 1147°C y. Austenite 2.14 4.30 2000 1000 912°C y + Fe3C 800ㅏ 0.76 0.022 600 a, Ferrite a + Fe3C 400 0 (Fe) Composition (wt% C) 727°C 1500 Cementite (Fe3C) 1000 6 6.70 Temperature (°F)arrow_forward
- Part V. Choose which isomer would give the 1H-NMR spectrum below. Justify your reasoning by assigning important signals to the Corresponding protons of the correct molecule. A D on of of of H H 88 2 90 7.8 7.6 7.4 80 5 6 [ppm] 7.2 6.8 6.6 6.4 ō [ppm]arrow_forwardShow work with explanation. don't give Ai generated solutionarrow_forwardQ7. a. Draw the line-bond structure of the major product for the following reaction, if a reaction occurs, assume monohalogenation. b. Calculate the product ratios using the following information (hint: use the number of hydrogens in each category present to calculate the ratios). Chlorination: 1° Reactivity=1 2° Reactivity=4 Heat + Cl2 3° Reactivity=5arrow_forward
- Please correct answer and don't use hand rating and don't use Ai solutionarrow_forwardQ10: Alkane halogenation a. Give the name and structures of the five isomeric hexanes. Page 4 of 5 Chem 0310 Organic Chemistry 1 Recitations b. For each isomer, give all the free radical monochlorination and monobromination products that are structurally isomeric.arrow_forwardQ9. The insecticide DDT (in the box below) is useful in controlling mosquito populations and has low toxicity to humans, but is dangerous to birds and fish. Hoping to alleviate the dangers, little Johnny Whizbang, an aspiring chemist, proposes a new version of DDT ("Bromo-DDT") and shows his synthesis to his boss. Will Johnny Whizbang's synthesis work? Or will he be fired? Assume there is an excess of bromine and polybrominated products can be separated. Explain why. CH3 Br2, light CBR3 ok-ok Br Br Br Br CI "Bromo-DDT" CCl 3 DDT (dichlorodiphenyltrichloroethane) CIarrow_forward
- Differentiate the terms Monotectic, Eutectic, Eutectoid, Peritectic, Peritectoid.arrow_forwardQ5. Predict the organic product(s) for the following transformations. If no reaction will take place (or the reaction is not synthetically useful), write "N.R.". Determine what type of transition state is present for each reaction (think Hammond Postulate). I Br₂ CH3 F2, light CH3 Heat CH3 F₂ Heat Br2, light 12, light CH3 Cl2, lightarrow_forwarda. For the following indicated bonds, rank them in order of decreasing AH° for homolytic cleavage. Based on your answer, which bond would be most likely to break homolytically? (a) (c) H3C CH3 .CH3 CH3 CH3 (b) Page 1 of 5 Chem 0310 Organic Chemistry 1 Recitations b. Draw all the possible radical products for 2-methylbutane, and determine which bond is most likely to be broken.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning
Introductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
Chemistry for Engineering StudentsChemistryISBN:9781337398909Author:Lawrence S. Brown, Tom HolmePublisher:Cengage Learning
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
World of Chemistry, 3rd editionChemistryISBN:9781133109655Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCostePublisher:Brooks / Cole / Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
Introductory Chemistry: A Foundation
Chemistry
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry for Engineering Students
Chemistry
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
World of Chemistry, 3rd edition
Chemistry
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Brooks / Cole / Cengage Learning