ponents, then what fractions, if any, can be combined to provide Pure A: Pure B: Pure C: mpound A B O C O 00 junk Crude 1 2 Oo tainers while maintaining high purity for each of the 0 0 0 0 0 0 0 S Fractions from column 12 Solvent Front Starting Line
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- 50 Percentage Red No. 40 Soln 100% 80% 60% 40% Table 4.1: Dilutions of Red No. 40 & Absorbance Volume of Red No. 40 Soln (mL) 10me 8mL опи 4mL Percentage Red No. 40 Soln 100% 80% 60% 40% 20% Volume of DI Water (mL) OML 2mL LIML M UML 8ML Table 4.2: Dilutions of Red No. 40 & Absorbance Concentration Red No. 40 2. Report the wavelength with the maximum absorbance of Red No. 40 dye. Absorbance 20% 2ML Part A: Making a Calibration Curve for Beer's Law 1. Calculate the concentrations of each of your diluted Red No. 40 solutions and add these to Table 4.2. Show at least one sample calculation in the space below. 0.251 0.192 Total Volume 0.181 0·119 0.060 (mL) 10 mL 10 mL 10 mL 10 mL 10 mLTable 1: Standardization Data Trial 1 Trial 2 O145504 Mass of KHP 04536 Initial burette reading 0.05ML 12.3 ML Final burette reading 12.8 a6.omL Volume of base used ר.12 13.2 mL Data Analysis: KH Cg Hg Da (MOIAR MASS 2041ag) 1. Calculate the molarity of base for each trial. You must use dimensional analysis – show all unit conversions (hint: start with grams of KHP used). Review the balanced equation for KHP and NaOH you wrote in Expt 11 part 1. (204.29 TRIAI 1: 0.4550g. Average: Trial 2: Trial 1: with 1875 mL of your base (use the averageThe following data are from the HPLC assay of paracetamol 500 mg tablets using the calibration curve method: - Weight of active ingredient in powdered tablets taken for analysis: 180 mg • Initial extraction volume: 200 mL - Dilution steps: 10 mL into 100 mL, then 5 mL into 100 mL - Linear equation: y = 12000x - 50 %3! - Area of chromatographic peak for sample is 4750. What is the theoretical concentration in final solution in mg/100 mL? (2 decimal places). Please do not write the units, just numerical value. Answer:
- 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 99.72Southeastmn.leam.min Ledu/d2/Ims/quizzing/user/attempt/quiz_start_frame auto.dziłou=5223836&isprv &drc=0&qi=5021439&cfql=0&dnb=0&fromQB=0 (Update E Apps M Gmal O YouTube 8 Maps Марs MICRO LAB Connec 1) Listen If you have the gas NO2 at a pressure of 725 mm Hg a volume of 2.00 L and a temperature of 22.0 ° C. What is the volume in Liters that NO, will occupy if the pressure decrease to 176 mm Hg and the temperature remains constant? O 0.486 L 865 L 0.0279 L 8 24 L 11:18 AM P Type here to search (? A O del 3/5/2021 "ort se delete home end 144 & %24 4 %23 8. backspace lock 3. /W / E || R I| T ||Y I U home L enter K D E || G I H | J pause * shift B N M. A end く alt ctrl alt insanch 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…
- percentage purity of an ibuprofen sample was determined by a reversed phase HPLC method as follows: Y Der ● A calibration curve of peak area versus concentration (ug/mL) of pure ibuprofen was constructed The ibuprofen sample for analysis was prepared by taking 10.0204 g of powder and dissolving it in/1Lbf distilled water (solution A). 1 ml of the latter solution was further diluted to IL with distilled water (solution B). Solution B was analysed by HPLC analysis Results The equation for the best-fit line of the calibration curve is: y=26820x-1323.8. ● The average peak area for the ibuprofen sample (solution B) was 266796.2 Calculate the percentage purity of the ibuprofen powder.Define Gas Chromatography and HPLC and state their differences in principle and uses. (maximum of 200 words)Sample IdentificationCodeConcentration of M%TA=2-log(%T)Q50004.00 x 10-417.90.75Q50013.20 x 10-425.00.6Q50022.40 x 10-435.70.46Q50031.60 x 10-450.20.3Q50048.000 x 10-570.80.15SampleIdentificationCode%TA=2-log(%T)AMQ0210150143.70.359518560.360.000192Q0210150244.10.355561410.360.00018Q0210150343.80.358525890.360.00017Q0210150444.10.355561410.360.00018Q0210150543.80.358525890.360.00017What was their percent error?43%Does Batch 021015 meet legal requirements?No, because it is not between 2.85 * 10(4) and 3.15 * 10(4)Well #DropsBluedye1234567891012345678910Drops 9Distilled water876543210Concne 0.26tration0.52Test Tube #0.781.041.3Solutions3Concentration (M)2.082.32.6Concentration (ppm)1:1 dilution11.82Starting Dilution21.562:1 dilution0A.Zero standard0Was your calibration curve as linear as you expected?B.Did you experience any “drift†of the resistance readings?C.What is the equation of your best-fit line?D.What commercial drink did you analyze?E.Assuming…
- M9. Readings * OWLV2 | Assig X MindTap - Cen x g.cengage.com/static/nb/ui/evo/index.html?elSBN=9781337790840&id%3D299783426&snapshotld-785765& MindTap- Cen x G amu of ca-G x b My Question x + CENGAGE MINDTAP Chapter 8: Chemical Composition L. E AA Tools Problems 45. Calculate the percent by mass of each element in the following compounds. a. HC103 b. UF4 с. СаН2 d. Ag,S e. NaHSO3 f. MnO21. Use the following Absorbance Data to generate a Bradford Assay Standard Curve. Protein Concentration Absorbance at 595nm (mg/mL) 0.05 Chart Title 0.0092 0.1 0.02 0.2 0.04 0.3 0.112 0.4 0.167 0.5 0.1980 0.6 0.2436 Absorbance at 595nm 0.3 4y = 0.4499x - 0.0254 R? = 0.9824 0.25 0.2 0.15 0.1 0.05 0.1 0.2 0,3 0.4 0,5 0.6 0.7Expt. 5 Quiz (. - O Search (Alt+Q) nerbsl@yahoo.com N ert Draw Design Layout References Mailings Review View Help O Find - Replace dy) - 11 - A A Aav Ap AaBbCcDc AaBbCcDc AaBbCc AABBCCD Jv ab x, x A D A v 三加 、么、田、 1 Normal 1 No Spac. Heading 1 Heading 2 Dictate Sensitivit A Select Font Paragraph Styles Editing Voice Sensitivity 8) In the reversible reaction [Co(H,O)6]²*(aq) + 4CI (aq) +→[Co(H,O),Cl4]² (aq) + 4H,O(1), the initial color of the reaction mixture was pink. When concentrated HCI (aq) was added to the reaction mixture, the color changed to purple. Which reactant is purple and why? a) [Co(H2O)6]²*(aq) is purple because it is a cobalt compound b) [Co(H2O)6]²*(ag) is purple because adding Cl (as HCI) shifted the reaction towards products c) HCl is purple because adding it turned the reaction purple d) [Co(H2O),ClĄ]? (aq) is purple because adding CI (as HCI) shifted the reaction towards products 10 words Tet Predictions: On Accessibility: Investigate D Focus Type here to search…