The following Rf values were computed from a reverse phase chromatography experiment. Arran them from most nonpolar to least nonpolar. |- 0.90 II - 0.46 III - 0.11 IV - 0.71
Q: Based on the information given, what separation technique(s) is/are most likely feasible? Please…
A: The selective boiling and subsequent condensation of a part in a liquid mixture is referred to as…
Q: What are the processes of concentrate samples analysis in Uv-visible spectroscopy?
A: UV-visible spectroscopy is a fast and simple technique that finds the analyte concentration of a…
Q: Using a pipette, add 2 mL of suspended DEAE SEPHAROSE (anion) resin to a chromatographic column.…
A: DEAE Sepharose matrix is used in Anion exchange column. In the given method power of salt strength…
Q: a. State TWO (2) advantages of Inductively coupled plasma-optical emission spectroscopy (ICP-OES)…
A: Advantages of Inductively coupled plasma-optical emission spectroscopy over flame atomic absorption…
Q: Louie performed paper chromatography to identify which among the four available reference mixtures -…
A: The technique of separating substances based on the differential migration across sheets of paper is…
Q: If we wanted to know how “red” a red liquid solution is, we would use a light transmittance…
A: Medical instrumentation is branch of science which deals with the study of instruments which are…
Q: Nylene B the dye that used in this experiment is O methylene blue none of the options is correct O…
A: Dye is a colourant that is used to give textiles, paper, leather, and other materials a permanent…
Q: Which of the following statements about AAS and AES is FALSE a)Sample used in AAS are usually in…
A: DISCLAIMER: Since you have asked multiple questions, we have solved the first question for you. If…
Q: Given the chromatogram below in a normal phase, which samples would be the most polar? A O Samples C…
A: The process of separation of molecules in normal phase depends on the distribution of particles…
Q: 11
A: The three radioactive elements given in the question like 3H, 14C and 35S are small energy beta…
Q: Explain in your own words how the ISO 10993-5 test (performance test) is applied to the patient…
A: We know that ISO (the international organization for standardization) is a global federation of the…
Q: What Type of guard column, separation column, and suppressor used for anion- exchange chromatography
A: In the anion-exchange chromatography, the process of separation occurs which is based on the charges…
Q: A radiograph is made using 40 mAs at 40-inch SID. If the image must be repeated at a 72-inch SID,…
A: Solved as below
Q: . What would be the effect of the following errors in chromatographic work? a. The solvent level in…
A: Paper chromatography is the technique that is involved in the separation and purification of the…
Q: : In x-ray machine, changing the KVP can affect the Energy of the produced x-ray O Intensity of the…
A: KVP stands for kilovoltage peak . This is the highest voltage that will be produced by the X ray…
Q: Conversion question: 3.357 meters = 0.000003357 micrometers 3357 micrometers O 0.003357 micrometers…
A:
Q: Given the chromatogram below in a normal phase, which samples would be the least polar? O Samples B…
A: To compare the relative polarity of the molecules, the retardation factor (Rf) can be used. The Rf…
Q: The drug dosage for the patient is calculated using a BSA of 1.9m2. If the order is 15mg per m2, how…
A: The drug dose refers to the quantity of a drug prescribed by the physician to be consumed at any one…
Q: From your results, which component had the highest Rf value and which had the lowest? Based on your…
A: Paper chromatography can be used to separate photosynthetic pigments based on their polarity.
Q: Discuss the physical orig ins of the gross selection rules for infrared spectroscopy and vibrational…
A: The basic principle of all spectroscopic techniques is to focus a beam of electromagnetic EM…
Q: (i) Define the Ramachandran plot (simply). (ii) Explain with one example (simply). (iii) how to…
A: Ramachandran plot is given by GN Ramachandran in 1963. This lot is used for the assessment of the…
Q: , cylindrical tube
A:
Q: Normal room temperature is about 74 degree. What is the equivalent temperature on the Celsius…
A: Temperature defines the direction of spontaneous heat flow between objects/systems. Heat flows from…
Q: why steroids do not show luminescence on thin layer chromatographic plates?
A: Infrared absorption spectroscopy also stated as IR spectroscopy is one of the most valuable…
Q: QUESTION 56 What is the name of the device that selects the wavelength at which measurements are to…
A: (As you have solved multiple questions, I have solved first one. Please post rest question…
Q: Which of the following balanced chemical equations pertains to the chemical reaction involved in…
A: Calcium hydroxide is the chemical with formula CaOH. This is formed when calcium oxide ,CaO react…
Q: Choose your favorite drug (so far), and research its IR spectrograph, mass spectrometric…
A: In IR spectroscopy, the Infra red spectrum of the electromagnetic spectrum is used for investing…
Q: Section 1: Flame test for Na*, K* and Ca* ions. Your conclusion for each test will be that the metal…
A: The presence of carbonate in a compound can be tested using a dilute acid. Upon addition of a…
Q: In your first paragraph you should explain the theory of chromatography in general, and the behind…
A: Chromatography is a biophysical laboratory technique which is used to separate, identify and allow…
Q: In a nuclear waste management accident, alpha particles with an RBE of 19.0 deliver a dose of 0.0940…
A: Biological equivalent dose (BED) is the dose that causes biological damage based on the absorbed…
Q: What is the reason for the decrease in the ABS value over time when measuring in the…
A: A spectrophotometer is a device used in an analytical chemistry lab to measures the amount of light…
Q: the principle behind this technique; affinity chromatography
A: Chromatography is a technique of separation of components of any mixture dissolved in a dynamic…
Q: When determining CFUs for a dilution of the same sample at 10-2 and 10-3 which of the following…
A: CFU/mL means the number of colony forming units present per mL of the sample. In the above case, two…
Q: Complete the Table Volume capacity and precision a graduated cylinder 50 mL; P=0.1 mL Volume…
A: Diluting a concentration solution: In order to prepare a lower concentration solution from a given…
Q: True or false. Before sample is added to the ion exchange column for chromatography, the cation…
A: Cationic exchangers contains a negatively charged ions which binds to positively charged cations.…
Q: In a reverse phase chromatography set up, the component that yields the lowest Rf value is likely to…
A: Reverse-phase chromatography: The chromatographic technique uses the hydrophobic stationary phase in…
Q: 100 µc of a radioactive material injected in a patient. If its physical half fife time is 30 days…
A: Half live (t1/2) of a radioactive material is the amount of time taken for the activity of the…
Q: Given the chromatogram below in a normal phase, which samples would be the least polar? • Samples B…
A: Chromatography is a technique, used to separate related compounds from a mixture. It is used for the…
Q: The wavelength we used in hemoglobin determination experiment is: 700 nm. O b. 350 nm, C. 540 m. O…
A: Hemoglobin is an iron-containing oxygen-transport globular protein found in virtually all mammals'…
Q: You are observing the results from a standard plate count and you observe 53 CFUS. To make the plate…
A: The correct answer is option (4) 5.3 x 105 CFU/ml CFU/ml stands for colony-forming units per…
Q: Which of the following are uníts for wavenumber in IR spectroscopy? O cm 1 cm O Js1 mm O J-s
A: Wavenumber is defined as the number of wavelengths per unit distance, in centimeters (cm−1) IR…
Q: Atomic absorption spectroscopy (AAS) and UV-Vis spectroscopy is similar in principles”. Do you agree…
A: Quantitative determination of samples is performed with the help of biochemical techniques.…
Q: Imagine you will use a centrifuge in the laboratory indicating rpm and your protocol requires…
A: Centrifuge Device: A centrifuge is a laboratory apparatus that separates fluids, gaseous or…
Q: how to calculate the experiment fow rate for this gel chromatography Experiment flow rate ? Flow…
A: Given Values: Total volume eluted out of the gel filtration column = 15 ml The time taken in seconds…
Q: 1 mL of supernatant is required for a procedure. The final colored solution proves to be too high to…
A: Introduction: The concentration of a solution is an estimation of the amount of solute that is…
Q: What happens if you exclude one or more data sets of the peak area ratio of the chromatograph, how…
A: In chromatography technique, the mixture of components are separated based on their retention times.…
Q: Three sugars (Sugar A, Band C) were applied to a line as part of the set-up of a Paper…
A: Paper chromatography is the basic technique to separate dissolved chemical substances from the…
Q: 10 Ruler is in 6 cm unit B Standards Sample from Sample from reaction mixture reaction mixture att =…
A: Chromatography is often used in the laboratory to separating components present in a mixture. It has…
Q: Explain the differences, if any, between adsorption and gas solid chromatography
A: Introduction- Chromatography is a technique that is used to separate the mixtures present in the…
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- For the same chromatographic column and experimental conditions Rs when H = 3 cm = Rs when H = 5 cm Rs when H = 3 cm > Rs when H = 5 cm Rs when H = 3 cm < Rs when H = 5 cm The two quantities cannot be compared due to insufficient information.The usual dose of digoxin for rapid digitalization is a total of 1.0mg, divide into two or more portion at intervals of 6 to 8 hours. How many milliliters of digoxin elixir containing 50mcg/mL would provide this dose?Consider a bi convex lens with radius of curvatures |R1| = 30 mm and |R2| = 180 mm, ct = 5 mm and glass is N-BK7. This is used as camera lens in order to image a man who is at 1 km away from the camera. We want to resolve 10 cm on his body. Assume that λ = 550 nm. Using zemax, determine the MTF value for the resolution of R = 80 lp / mm in image plane which is placed at paraxial focus. (Hint: First, find the diameter of the lens) Which one: a.32.1 % b.28.7 % c.12.3 % d.58.5 % e.46.8 % f.57.2 % g.20.9 % h.15.6 %
- Calculate the CT numbers (HU) for the following tissues at given X-ray beam energies. Indicate whether the beam energy is suitable or not suitable for imaging of that specific tissue type. In the table below, the attenuation coefficients μ (m-1) are listed for each tissue for each of the beam energies. Beam Energy/Tissue 50keV 60kev 150kev Fat 20.17 18.75 14.25 Muscle 23.75 21.50 15.67 Compact Bone 81.45 60.44 28.42 Water (liquid) 22.69 20.60 15.055 mL of sterile lidocaine 2% injection was removed from a 50 mL vial and replaced with 5 mL of 8.4% sodium bicarbonate injection to reduce pain on injection during epidural anesthesia. calculate the concentration of lidocaine, in mg/mL, in the admixture after the sodium bicarbonate was mixed inUsing the formula V₁D₁ = V₂D2, what volume of a 1/100 (10-2) dilution would you need to produce 100 mL of a 1/10000 (10-4) dilution? (Note: provide your answer in decimal format to three decimal places.)
- Your 67 YO 195lb, 5ft 10in male patient diagnosed with testicular cancer has been prescribed ifosfamide 1200mg/M2/day IV for 5 days. You calculate the BSA using the mosteller method as being 2.09m2. Ifosfamide is available in 60mL vials contianing 3g of drug. a) How many mL will you administer each day?Question 1: Suppose you have given 5 tablets weighing 449mg, 450mg, 448mg, 451mg and 453mg, respectively. Calculate 300 mg equivalent sample weight for assay. The product claim is 500 mg Vitamin C is present in each tablet. Question 2: Volume of the standard sodium edetate is 12.6 mL (calculated after the assay of Zinc Sulfate Syrup). Determine the % of potency of the drug considering the claimed dose is 11.51000 Tablets 48, Kandivli Ind Estate, Mumbai 400 067, India by: Ipca Laboratories Limited Jacksonville, FL 32257 USA Ranbaxy Pharmaceuticals Inc. Manufactured for Rx only LOT: EXP: 100 mg TABLETS, USP ALLOPURINOL N Each scored tablet contains: Allopurinol, USP........100 mg Store at 20° to 25°C (68° to 77° F) [See USP Controlled Room Temperature]. Dispense in tight, light-resistant container as defined in the USP. USUAL DOSE: One tablet daily. For indications, dosage, precautions, etc., see accompanying package insert. Code: DNH/DRUGS/NH/170 3 633041153910 NDC 63304-539-10 Non varnish area R RANBAXY LBZTL6 0311 Expiration date Prescription warning Total amount in vial, packet, box Usual adult dose Dosage strength Drug form Lot number (control number) National Drug Code (N D C) # Manufacturer Brand name Generic name
- I need to prepare a standard calibration curve for gamma globulin. absorbances on Y and mg of standard protein per assay on X. used 0.1mg/ml gamma stock for tubes 2-6. (Water (ml), gamma (ml), Abosrbance)--> (.036, .004, .290) (.036, .008, .358) (.024, .016, .341) (.016, .024, .520) (.008, .032, .597) - What is the math and how do you get the standard curve?After three minutes, the concentration of drug Zip in the red blood cells is 10 mmoles l-1. What is the average rate of entry of drug Zip into the red blood cells in units of moles min-1 red blood cell-1 during the first three minutes after placing the red blood cells into the bathing solution? Assume that each red blood cell occupies about 1 x 10-13 liters.What is the dose in mSv for: (a) a 0.1 Gy x-ray?