EBK INTRODUCTION TO CHEMISTRY
5th Edition
ISBN: 9781260162165
Author: BAUER
Publisher: MCGRAW HILL BOOK COMPANY
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Textbook Question
Chapter 4, Problem 49QP
Which of these substance has the most atoms per mole? Which has the least?
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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 4 Solutions
EBK INTRODUCTION TO CHEMISTRY
Ch. 4 - Prob. 1QCCh. 4 - Prob. 2QCCh. 4 - Prob. 3QCCh. 4 - Prob. 4QCCh. 4 - Prob. 1PPCh. 4 - Prob. 2PPCh. 4 - Prob. 3PPCh. 4 - Prob. 4PPCh. 4 - Prob. 5PPCh. 4 - Prob. 6PP
Ch. 4 - Prob. 7PPCh. 4 - Prob. 8PPCh. 4 - Prob. 9PPCh. 4 - Prob. 10PPCh. 4 - Prob. 11PPCh. 4 - Prob. 12PPCh. 4 - Prob. 13PPCh. 4 - Prob. 14PPCh. 4 - Prob. 15PPCh. 4 - Prob. 16PPCh. 4 - Prob. 17PPCh. 4 - Prob. 18PPCh. 4 - Prob. 19PPCh. 4 - Prob. 20PPCh. 4 - Prob. 21PPCh. 4 - Prob. 22PPCh. 4 - Prob. 23PPCh. 4 - Prob. 1QPCh. 4 - Prob. 2QPCh. 4 - Prob. 3QPCh. 4 - Prob. 4QPCh. 4 - Prob. 5QPCh. 4 - Prob. 6QPCh. 4 - Lithium carbonate, Li2CO3 , contains 18.8 lithium...Ch. 4 - Prob. 8QPCh. 4 - Prob. 9QPCh. 4 - Prob. 10QPCh. 4 - Prob. 11QPCh. 4 - Prob. 12QPCh. 4 - Prob. 13QPCh. 4 - Prob. 14QPCh. 4 - Prob. 15QPCh. 4 - Prob. 16QPCh. 4 - Prob. 17QPCh. 4 - Prob. 18QPCh. 4 - Prob. 19QPCh. 4 - Prob. 20QPCh. 4 - Prob. 21QPCh. 4 - Prob. 22QPCh. 4 - Prob. 23QPCh. 4 - Prob. 24QPCh. 4 - Prob. 25QPCh. 4 - Prob. 26QPCh. 4 - Prob. 27QPCh. 4 - Calculate the molar mass of each of the following...Ch. 4 - Prob. 29QPCh. 4 - Prob. 30QPCh. 4 - Prob. 31QPCh. 4 - Prob. 32QPCh. 4 - Prob. 33QPCh. 4 - Prob. 34QPCh. 4 - Prob. 35QPCh. 4 - Prob. 36QPCh. 4 - Prob. 37QPCh. 4 - Prob. 38QPCh. 4 - Prob. 39QPCh. 4 - Prob. 40QPCh. 4 - Prob. 41QPCh. 4 - Prob. 42QPCh. 4 - Prob. 43QPCh. 4 - Calculate the mass of 0.750 mol of the following...Ch. 4 - Prob. 45QPCh. 4 - Prob. 46QPCh. 4 - A sample of ammonia, NH3 , weights 30.0 g....Ch. 4 - Prob. 48QPCh. 4 - Which of these substance has the most atoms per...Ch. 4 - Which of these substances has the atoms per mole?...Ch. 4 - A raindrop weighs 0.050 g. How many molecules of...Ch. 4 - A gain of sand weighs 7.7104g . How many formula...Ch. 4 - How many formula units are in 250.0 g of the...Ch. 4 - How many formula units are in 375.0 g of the...Ch. 4 - How many atoms (or ions) of each element are in...Ch. 4 - How many atoms (or ions) of each element are in...Ch. 4 - What is the mass of 6.41022 molecules of SO2?Ch. 4 - What is the mass of 1.81021 molecules of H2SO4?Ch. 4 - Which compound, NH3,NH4Cl,NO2,orN203, contains the...Ch. 4 - Which compound, NaCl,PC13,CaC12,orHCIO2, contains...Ch. 4 - You have two colorless gases, each made of sulfur...Ch. 4 - Describe some uses for the percent composition of...Ch. 4 - What is the difference between an empirical...Ch. 4 - Why do we normally use an empirical formula...Ch. 4 - Which of the following molecules have an empirical...Ch. 4 - Which of the following substances have an...Ch. 4 - Prob. 67QPCh. 4 - What is the empirical formula of each of the...Ch. 4 - Prob. 69QPCh. 4 - Prob. 70QPCh. 4 - Which of the following compounds of nitrogen and...Ch. 4 - Which of the following compounds of carbon and...Ch. 4 - What are the empirical formulas of the compounds...Ch. 4 - What are the empirical formulas of the compounds...Ch. 4 - Eugenol, a chemical substance with the flavor of...Ch. 4 - One of the compounds in cement has the following...Ch. 4 - The explosive trinitrotoluene (TNT) has the...Ch. 4 - Strychnine (rat poison) has the composition...Ch. 4 - An unknown organic compound was determined to have...Ch. 4 - Prob. 80QPCh. 4 - Prob. 81QPCh. 4 - Prob. 82QPCh. 4 - Prob. 83QPCh. 4 - Prob. 84QPCh. 4 - Prob. 85QPCh. 4 - Prob. 86QPCh. 4 - What is the percent composition of each of the...Ch. 4 - Prob. 88QPCh. 4 - Prob. 89QPCh. 4 - Prob. 90QPCh. 4 - Prob. 91QPCh. 4 - Prob. 92QPCh. 4 - Prob. 93QPCh. 4 - Prob. 94QPCh. 4 - Prob. 95QPCh. 4 - Prob. 96QPCh. 4 - Prob. 97QPCh. 4 - Prob. 98QPCh. 4 - Prob. 99QPCh. 4 - Prob. 100QPCh. 4 - Prob. 101QPCh. 4 - Prob. 102QPCh. 4 - Prob. 103QPCh. 4 - Prob. 104QPCh. 4 - Prob. 105QPCh. 4 - Prob. 106QPCh. 4 - Prob. 107QPCh. 4 - Prob. 108QPCh. 4 - Prob. 109QPCh. 4 - Prob. 110QPCh. 4 - Prob. 111QPCh. 4 - Prob. 112QPCh. 4 - Prob. 113QPCh. 4 - Prob. 114QPCh. 4 - Prob. 115QPCh. 4 - Prob. 116QPCh. 4 - Prob. 117QPCh. 4 - How many molecules are present in 15.43 g of butyl...Ch. 4 - Prob. 119QPCh. 4 - Prob. 120QPCh. 4 - Prob. 121QPCh. 4 - Prob. 122QPCh. 4 - Prob. 123QPCh. 4 - Prob. 124QPCh. 4 - Prob. 125QPCh. 4 - Prob. 126QPCh. 4 - Prob. 127QPCh. 4 - Prob. 128QPCh. 4 - Prob. 129QPCh. 4 - Prob. 130QPCh. 4 - Prob. 131QPCh. 4 - Prob. 132QPCh. 4 - Prob. 133QPCh. 4 - Prob. 134QPCh. 4 - Prob. 135QPCh. 4 - Prob. 136QPCh. 4 - Prob. 137QPCh. 4 - Prob. 138QPCh. 4 - Prob. 139QPCh. 4 - Prob. 140QPCh. 4 - Prob. 141QPCh. 4 - Prob. 142QPCh. 4 - Prob. 143QPCh. 4 - Prob. 144QPCh. 4 - Prob. 145QPCh. 4 - Prob. 146QPCh. 4 - Prob. 147QPCh. 4 - Prob. 148QPCh. 4 - Prob. 149QPCh. 4 - Prob. 150QPCh. 4 - Prob. 151QPCh. 4 - Prob. 152QP
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