What molecules correspond to IR spectra C and D? Briefly justify (only one molecule per spectrum). * TRANSMITTANCE20404889* TRANSMITTANCE2048Spectrum C100400035b0Spectrum D8910035003508завеliquid sample between salt plates2837capillary film between salt plates2674BELI258920031580HAVENUMBERS1853143725002003150016гаVAVENUEBERS1285-BALL1000Copyright 1994630.0 Molecule 1NH2Molecule 3H₂C.CH3CH3°Molecule 5HOCH3Molecule 2Molecule 4Molecule 6OHMolecule 7Molecule 8OHNH2OCH3Molecule 9OHCH3Molecule 10

Answered: Image /qna-images/answer/3814cc21-2386-48a1-bb7e-4dbbb9053196.jpg

Answered: * TRANSMITTANCE 20 40 4889 *…

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter31: Introduction To Analytical Separations

Section: Chapter Questions

Problem 31.5QAP

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Please create a caption for this table. Solution NaCl Conc. (%) Osmolality (mOsm) % transmittance Absorbance % hemolysis % crenation C distilled 0 0 0.001029 4.987584625 100 0.03354 1 0.177179111 54.61 0.001551 4.809388202 96.42720001 0.05837 2 0.297126222 91.58 0.01012 3.994819487 80.09527231 0.08444 3 0.442542222 136.4 3.849 1.414652089 28.3634704 0.134 4 0.590164444 181.9 64.8 0.188424994 3.777880643 0.2125 5 0.74752 230.4 95.64 0.019360433 0.388172513 0.3368 6 0.89644 276.3 99.56 0.001915112 0.038397585 0.5336 7 1.095648889 337.7 99.98 8.68676E-05 0.001741676 0.9834 8 1.336711111 412 100 0 0 2.1 9 1.755568889 541.1 100 0 0 7.9 10 2.674395556 824.3 100 0 0 57.83 11 4.490211111 1384 100 0 0 99.72
Sel Absorbance S Verify your molar absorptivity value. Did you report your data to the correct number of significant figures? Analytical wavelength Analytical wavelength for blue dye (nm) Calibration curve Solution 1 2 3 4 5 Dye concentration (μM) 15.20 7.51 Unknown solution 3.74 1.89 1.01 Molar absorptivity (μM ¹cm-¹) Absorbance Concentration of unknown blue dye (µM) 629 Absorbance 0.756 0.432 0.259 0.175 0.144 0.083 How to calculate concentration from absorbance S A d tra 01
ml 500 380mL 450 400 350 365mL 370mL None of these 375mL 353mL Line of sight
Column Chromatography Alumina Chromatography Mixture 9:1 Hexanes:Ether 8:2 Hexanes:Ether 1:1 Hexanes:Acetone Amount Used 3.962 g 0.143 g 9.50 mL 9.50 mL 11.00 mL Additional Observations (Color, etc.) BIU X₂ X² → BI IU X₂ X² → BI IU X₂ X² → BI IU X₂ X² → BIU X₂ X² →
Which of the following can be used as mobile phase in chromatography? A) Нехаne B) Sand C) Acetyl Ferrocene D) Alumina OB OD Ferrocene and acetyl ferrocene can be separated by column chromatography. - Which physical property is underlying concept for this separation process? A) Boiling point B) Melting point C) Relative polarity D) Refractive index O A ов D.
In normal-phase HPLC chromatography, the stationary phase is polar and the mobile phase is nonpolar. In the reversed phase we have just the opposite; the stationary phase is nonpolar and the mobile phase is polar. Describe molecules in which move faster or slower in each case.
Fill out the CNMR table using the CNMR graph
anch of the following components cannot be detected by gas chromatography? 4 Essential oils Alcohols b) Volatile compounds d) Non-volatile compounds 13- is measured as time elapsed from the point of injection to the peak maximum? a)-Column efficiency d)- Delectability c)-Retention time 14- Which of the following can be used to detect the components in gas chromatography a) non-volatile compounds b) volatile compounds c) Salts d) b&c 15-Which of the following methods is often referred to as mechanical separation processes. a)-Gas Chromatography b)-column chromatography c)- Sedimentation 16- For obtaining better resolution in TLC. and then developed with a second solvent at right angles to the first a) Stepwise b) Descending e) Ascending 17- This is defined as transport of electrically charged particles in a direct-current electric field a) ion exchange chromatography b) Electrophoresis c) ultracentrifuge d) exclusion 18-This figure indicates to schematic Diagram of a) Gas chromatography…
120 100 20 20 bound drug/free drug (%) 60 40 60 80 80 0 0 Scatchard Plot of Drug Binding 20 20 40 60 80 100 120 bound drug (nM)
In molecular exclusion (size exclusion) chromatography, the molecules have the longest retention times. a) the larger molecules b) the smaller molecules
observation/inference
Use least square regression to determine the best straight line and slope; compare the slope from 5 & 6. Concentration (M) Absorbance (no units) 0.10 0.09 0.20 0.14 0.30 0.19 0.40 0.27 0.50 0.30 0.60 0.34 0.70 0.37

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