Analytical Chemistry II Please do a table of comparison on the following GC with respect to their operating principles, advantages and disadvantages. 1. GC-MS 2. GC-FID 3. GC-ECD 4. GC-NPD
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Please do a table of comparison on the following GC with respect to their operating principles, advantages and disadvantages.
1. GC-MS
2. GC-FID
3. GC-ECD
4. GC-NPD
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Solved in 2 steps
- V. vi. vii. viii. ix. X. xi. xii. Boc CO₂Et NH₂ CHCI 3 KOH Pd(PPH3)4 Cul, i-Pr₂NH MezNH MgCl2 H3C. -TIPS Br₂ ACOH i. LDA ii. PhCHO iii. H₂O MeO₂C heat i. LTMP ii. H₂O -CO₂Me t-BuLi i. Zn ii. Ph 200 °C Br10:29 0. O O 86%i AIATS For Two Year Medic. A 70 /180 02:54 hr min Mark for Review Consider the following resonating structures (1) (II) (II) The decreasing order of their stability is || > | > III |> II| > || I| > II| > | III > || > I Clear Response IIITable 1. Color Observed Color Complementary Color Structure of Dye of Solid of Dye Solution of Dye Solution Sudan IV N,N- Dimethyl-p-phenylazoaniline N,N-Dimethylindoaniline 4-0-tolyazo-o-toluidine veleng mex) by your dye. 6.626x 10 J s a s t) ad c (speed ligh 景
- Please4. Structural elucidation of a sample component is possible through | components with modern instrumentation methodologies. Additionall chemical nature is possible through qualitative analytical methods. A - If the first statement is TRUE and the second statemen B-If the first statement is FALSE and the second stateme C - If both statements are TRUE OD - If both statements are FALSE 5. Exothermic reaction facilitates the increase in the IMFA of a comp higher translational motion. In comparison, endothermic reactions p kinetic energy of molecules due to the release of energy, leading to OA - If the first statement is TRUE and the second statemen B - If the first statement is FALSE and the second statemeComplete the Kal expression for H₂CO3 in an aqueous solution. Kal = 4.45 x 10-7 = [H₂CO3] [H3O+] Answer Bank [HCO3] [H₂0+1² [CO]
- COCI, (g) = CO (g) + Cl, (g) @ 100 °C К. %3D 2.19 х 10-10 Predict the direction the rxn proceeds toward equilibrium for the following mixture: [COCL,]= 0.0100 M [CO] = [Cl,]=1.48 x 10-6 M %3DA liquid/liquid extraction is performed to separate the following drug from a urine sample: Ibuprofen. The drug has a pka of 4.43+0.03 and an n-octanol/water partition coefficient of 11.7 at pH 7.4. 1. Assume you have a 20nM concentration of the drug in urine. You perform a liquid/liquid extraction of 20mL of urine with 10 mL of octanol at pH 7.4. What is your percent recovery? 2. Would your recovery be higher or lower at pH 2.0? 3. Explain what steps you would use to extract the drug by solid phase extraction. 7:55 PM V1. For the above shown IR-Spectrum (Indicate the structure of the organic molecule). What are the characteristic peaks present? 2. Show (or draw) the IR spectrum, The NMR Spectrum and the Mass spectrum for Methyl Ethyl Ester. 3. Show or hand draw the IR spectrum, The NMR Spectrum and the Mass spectrum for Acetyl Salicylic acid (commonly known as Aspirin).
- Calçulate Hhe selubility iA Mofeach of Hhe Salts BaSoy ksp zliS Xlo(9) 2 MgCofA)2 ksp= 9.0Xld-12) A9CN kse: 2.0X10(-12). Dfes ksp-3-7 xlo(-19) Ag2sksp:1.6x10(-49)A. What is your understanding of Miller indices and it's and it's significance to Solid State Chemistry? B. From your understanding of the Miller indices and its use, draw the planes according to the following indices and write the appropriate parameters for each plane. 1. (121) II. (020) III.(102)In the following cases rearrange the compounds as directed : (Delhi 2010)(i) In an increasing order of basic strength :C6H5NH2, C6H5 N(CH3)2, (C2H5)2NH and CH3NH2(ii) In a decreasing order of basic strength :Aniline, p-nitroaniline and p-toluidine(iii) In an increasing order of pKb values :C2H5NH2, C6H5 NHCH3, (C2H5)2NH and C6H5NH2