Updated with full info. See attached for question TABLE 13.3 Correlation of H Chemical Shift with EnvironmentChemicalshift (5)Chemicalshift (5)Type of hydrogenType of hydrogenReference(CH) SiSaturatedprimary-CHAlkyl halideX- CI, Br, I0.7-1.32.5-4.0-CH-Saturatedsecondary1.2-1.6Alcohol2.5-5.0(Variable)HAlcohol,ether3.3-4.5Saturatedtertiary1.4-1.8H.H.-H-Vinylic4.5-6.5Allylic1.6-2.2AromaticAr-H6.5-8.0Methylketone2.0-2.4Aldehyde9.7-10.0CHH.AromaticAr-CH2.4-2.7methylCarboxylicacid11.0-12.0Alkynyl-C=C-H2.5-3.0©2004 Thomson - Brooks/Coleo=o= Below are the NMR spectra and molecular formulas of three molecules. Draw the completestructure in the boxes below. All the atoms in each molecule are closed shell (octets) and uncharged. Lack of IRdata does not mean that a specific functional group is not present in the molecule.a) C11H1402 (There is a C=0 stretch in the IR of the compound)Draw the structure of thecompoundS. ЗНs, 3Ht, 2Hd, 2Hd, 2Ht, 2HC11H14028.PPM

The double bond equivalent of the given compound is: DBE = C+ 1 -H2-X2+ N2= 11 +1 - 142= 5 Thus, the…

Below are the NMR spectra and molecular formulas of three molecules. Draw the complete structure in the boxes below. All the atoms in each molecule are closed shell (octets) and uncharged. Lack of IR data does not mean that a specific functional group is not present in the molecule. a) C11H1402 (There is a C=0 stretch in the IR of the compound)

Below are the NMR spectra and molecular formulas of three molecules. Draw the complete structure in the boxes below. All the atoms in each molecule are closed shell (octets) and uncharged. Lack of IR data does not mean that a specific functional group is not present in the molecule. a) C11H1402 (There is a C=0 stretch in the IR of the compound)

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter7: Statistical Data Treatment And Evaluation

Section: Chapter Questions

Problem 7.10QAP

See similar textbooks

Similar questions

a- Separation is essential in chemical analysis especially when we are dealing with complexmixture of chemical species. Name 1 separation technique based on basis of operation asbelow. Basis of operation Techniquei) Sizeii) Mass and densityiii) Change in physical state
3. a. Briefly explain why internal standardization method is useful inanalytical chemistry?b. Why does a response factor of an instrument’s detector need to becalculated?
A chemist obtained the following data for percent lindane in the triplicate analysis of an insecticide preparation: 7.23, 6.95, and 7.53%. Calculate the 90% confidence interval for the mean of the the three data, assuming that (a) the only information about the precision of the method is the precision for the three data. (b) on the basis of long experience with the method, it is believed that s---->σ lindane. (c) If s=0.28 is good estimate of σ, how many replicate measurement should be made in order for the mean for the analysis of sample to be within 0.2% of the true mean 90% of the time.
Compare and contrast an anticipatory standard to a reactionary standard by listing and describing some advantages and disadvantages.
A particular liquid crystalline substance has the phasediagram shown in the figure. By analogy with the phasediagram for a nonliquid crystalline substance, identify thephase present in each area.
the following data were the results from six replicate determinations of iron in aqueous samples of a standard solution containing 20ppm iron (III) 19.8, 19.6, 19.5 ,19.4, 20.1, 20.3 DETERMINE THE MEDIAN FOR THE DATA
The maximum safe [Ba2+]=1.5x10-5M. Maintaining 1.0x10-3M levels for each of the anions below would ensure that this level is achieved except (Ksp of BaF2=1.7x10-6, BaCO3=5.9x10-9, BaC2O4=7.4x10-14, and BaSO4=1.1x10-10) A SO42- B C2O42+ C CO32- D F-
How will mistakenly using solution 1 to calibrate the spectrophotometer, instead of the blank affect the calcualted concentration of FESCN2+ at equilibrium and the calculated concentrations of Fe3+ and SCN- uncomplexed at equilibrium? The blank contained 5.00mL of 0.00200 M Fe(NO3)3 (in 0.1M HNO3) and 5.00mL of 0.1 M HNO3. Solution 1 contained 5.00mL of Fe(NO3)3 (in 0.1M HNO3), 1.00mL of 0.00200 M NaSCN (in 0.1 M HNO3) and 4.00mL 0.1M HNO3. Fe3+(aq)+SCN-(aq)->FeSCN2+(aq)
Calculate the retardation factor (Rf) for dissolved Tetrachloroethene contamination given the bulk density of soil is 2.4 gm/cc, fraction organic content (foc) of soil is 0.005, and the Organic Carbon Partition Coefficient (Koc) is the number you look up in the table. HInt: Use Fetter Equation (Koc = Kd /foc to calculate Kd. Group of answer choices 1.4 to 2.7 l/gm 1.08 to 1.2 Cannot be calculated from given information. 3.25 to 4.5 1.05 to 1.2 l/gm
Instrumental studies involve the calculation of the instruments' limit of detection (LOD) in addition to the calibration curve. a. What exactly is LOD? b. Why is it necessary to determine it? c. Hpw is it determined?
What is ΔHsys for a reaction at 16.9 °C with ΔSsurr = -159 J mol-1 K-1 ? Express your answer in kJ mol-1 to at least two significant figures. (Please type answer no write by hend)
what are the multiplicities and their chemical shifts