What is the specific rotation of glucose(MW 180) with a density of 1.56g/mL and an angular rotation of +1.24° in a 1dm tube?

Q: 1. Dr. VMV weighed out 1.02 g of menthol and dissolved it into 10.0 mL of absolute ethanol in a 10.0…

A: Specific rotation

Q: 4. 3.5 mg of optically-enriched (-) sugar P was dissolved in 1.00 mL methanol in a 1.00 mL…

A: We know that : [a] = a/(c*l) ....(1) [a] = specific rotation in degree = ?  a = observed rotation in…

Q: Ex: A0.66 gram sample of L-(-)-menthof was dissolved in 13.3 mL of ethanol. The sample was then…

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Q: 13. When 0.095 g of cholesterol is dissolved in 1.00 mL of ether and placed in a sample cell 10.0 cm…

A: Specific rotation of a sample is calculated by the formula given as follows: Specific…

Q: A 23.9061 g of Ethambutol hydrochloride was diluted with 100 mL of water and was analyzed in a 1.0…

A:

Q: A solution of an unknown compound (3.0 g of the compound in 200 mL of solution), when placed in a…

A: Specific Rotation of the compound is calculated as follows: Since direction of polarized light is…

Q: Calculate the observed rotation a of D-erythrose at 25°C that would be observed in the polarimeter…

A: Specific rotation is a property of chiral or optically active compound and it is numerically equal…

Q: 3.5 mg of optically-enriched (-) sugar P was dissolved in 1.00 mL methanol in a 1.00 mL volumetric…

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Q: Solution A contains 9 g of pure (-)-fructose was diluted to 500 mL with water and placed in a…

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Q: What could be the observe rotation  of a 0.86 M solution composed of a sample which has a MW of…

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Q: A 0.300 g tablet of levetiracetam is dissolved in 7.50 mL of acetone and placed in a sample cell…

A: Given: The specific rotation of levetiracetam, [α]=-93.4 Mass of tablet=0.300 g Volume=7.50 mL…

Q: Select which type of GC column is best suited to analyze a mixture containing o-xylene, m-xylene,…

A: The method of separating a compound which can be vaporized without the decomposition process and…

Q: 0.5 g of optically-enriched (-)-mandelic acid was dissolved in 10 mL of absolute ethanol. Using a 1…

A: The explanation is given below-

Q: If a 1 g/mL solution of a mixture of compounds F and G in a 1 decimeter polarimetry cell rotates…

A: Don't worry, I am providing the detailed solution of this question, so that you may understand it…

Q: A 23.9061 g of Ethambutol hydrochloride was diluted with 100 mL of water and was analyzed in a 1.0…

A: The question is about ethambutol hydrochloride, a drug.

Q: 4000 3000 2000 1S00 NAVENUMBERI -l which CA-F) corresponds with d IR ? H. A H2N. но но E F

A: IR spectroscopy is also known as vibrational spectroscopy. The molecules must have a dipole moment.…

Q: Higher Rf value will be obtained from dextrin than that of glucose in a reverse-phase TLC.

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Q: Calculate the specific rotation of a substance that is dissolved in a solvent (0.4 g/mL) and that…

A: We will calculate the specific rotation of a substance that is dissolved in a solvent ( 0,4 g/mL)…

Q: What is the concentration of an unknown sample if its optical rotation is +28.50 deg mL/dm g. Its…

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Q: A solution of (S)-valine (molar mass = 117.15) is observed to have a rotation of +16.2 degrees in a…

A: Molar Specific rotation is the rotation caused by a sample at a concentration of 1 mol/L in a sample…

Q: Select which type of GC column is best suited to analyze a mixture containing o-xylene, m-xylene,…

A: The isomers of xylene i.e., o-xylene, m-xylene and p-xylene are difficult to seperate from each…

Q: Q. A sugar solution was prepared by as 10.0 g/100 ml, has a measured rotation of +35° in a 4.5 cm…

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Q: 21. A solution containing 2.0g of compound dissolved in 50mL of solvent ģenerated an observed…

A: Specific rotation of the compound is equal to the observed rotation when the length of tube is taken…

Q: Determine the specific rotation of a pure compound that has an observed specific rotation of (+)…

A: We have to calculate the specific rotation.

Q: Question 2 Show all Steps Assume that the following measurements are made in 10cm. polarimeter…

A: Using the relationship of specific rotation with optical (observed) rotation, the required values…

Q: An aqueous solution containing 4.87 g of an optically-pure compound was diluted to 8.00 × 10² mL…

A: Specific rotation = observed rotation/(concentration × path length) Observed rotation = -2.47° Mass…

Q: When one of the enantiomers of butan-2-ol is placed in a polarimeter, the observed rotation is 4.05°…

A: Given, The mass of butan-2-ol is 6.0g. The volume of butan-2-ol is 40.0mL. The length of the…

Q: The observed rotation of 2.0 g of a compound in 50 mL of solution in a polarimeter tube 20 cm long…

A: Specific rotation is a property of a chiral compound. It is defined as change in orientation per…

Q: 7.How many repeating units per molecule are there in each of the following cases: a) a sample of…

A: Number of repeating units: Teflon sample = 5000 units Polyvinyl chloride = 12000 units

Q: 1. Calculate the observed rotation, a one would measure for a 20.0% (m/v) D-glucose solution if a 2…

A: We have find out the observed rotation of D- glucose and L- glucose solution. Note -As per our…

Q: A solution of 2.0 g of (+)-glyceraldehyde, HOCH2CHOHCHO, in 10.0 mL of water was placed in a 100-mm…

A: Given : Observed rotation = +1.74° Length of the tube = 100 mm = 10 cm = 1 dm…

Q: Calculate the specific rotation of the oraginc liquid, if the sample cell that was used was 100nm.

A: GIVEN THAT---- 10g og organic sovent dilute in 10 ml of volumertic flask optical rotation…

Q: An aqueous solution containing 9.01 g of an optically-pure compound was diluted to 6.00 × 104 mL…

A: The specific rotation of a compound is expressed as α/Cl where α is the observed angle in degrees, C…

Q: 3. A solution of enantiomers has an observed specific rotation of +8.0°ml/g dm and pure (+)…

A:

Q: 2. 0.5 g of optically-enriched (-)-mandelic acid was dissolved in 10 mL of absolute ethanol. Using a…

A: Specific rotation formula,

Q: A solution of (S)-2-butanol (molar mass = 74.12) is observed to have a rotation in a 10.0 cm…

A: Optical rotation = specific rotation × length of the tube × concentration .

Q: The optical rotation of a sample was found to be 0.24° when the concentration was 0.60 g in 10 mL of…

A:

Q: 5. Can you predict all chromophores from the following UV-Vis spectra 3 200 -Sixth hour (b) 2.5…

A: Chromophore refers to a sepcific group present in a compound that absorbs light and is responsible…

Q: a) Briefly describe the meaning of chromophores. b) (i) Depict the graph using Microsoft excel (ii)…

A: (a) Chromophore is a group which exhibit absorption of electromagnetic radiation in UV or Visible…

Q: A 3.5 cm perimeter tube was used in the test of an unknown sugar with the observed rotation of…

A: We have been given the observed optical rotation of sample and the specific rotation and the path…

Q: Calculate the specific rotations of the following samples taken at 25 °C using the sodium D line.…

A: (b) Since the rotation is clockwise. The sample must be dextrorotatory or (+). The concentration is…

Q: Find the specific optical rotation of (S)-malic acid having an observed rotation of +15. 5° at a…

A: The specific rotation can be expressed mathematically as follows: α = αobservedC×lα = Specific…

Q: Dr. VMV weighed out 1.02 g of menthol and dissolved it into 10.0 mL of absolute ethanol in a 10.0 mL…

A: Given, mass of menthol is 1.02 g which is dissolved in 10 ml of absolute ethanol  Optical path…

Q: If we mix 20cm^3 sucrose of 250g/dm^3 mass concetration with 20cm^3 water, what will be the light…

A: Degree of light rotation can be calculated using the specific rotation and concentration.

Q: If a solution of a compound (50.0 g/t00 ml of solution) has a measured rotation of 150 in a 2 dm…

A: Answer: Option a ----> +15

Q: I have a solution of a standard reference molecule and its' enantiomer.  I used 25 mg of the mixture…

A: Given : Mass of mixture = 25mg Specific rotation of the reference material = 100o Observed rotation…

Q: Calculate the specific rotation of the (S)-ibuprofen sample and (R)-ibuprofen sample based on the…

A: Given, Observed rotation of (S) - ibuprofen = + 0.54 degree Observed rotation of (R) - ibuprofen = +…

Q: What is the specific rotation 20[a ]D of the following molecule? a = 4.42° C = 0.1g.mr1 | = 10cm -…

A: α = 4.42°  C = 0.1 g/mL  l = 10 cm = 1 dm  So, Specific rotation  = [α] × C × l  = 4.42° × 0.1 × 1…

Q: What could be the observe rotation  of a 0.53 M solution composed of a sample which has a MW of…

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Q: Calculate the specific rotation of (2R,3R)-tartaric acid based on the following observation: A 0.856…

A: Given: Mass of pure acid, m = 0.856 g               Volume of water, V = 10.0 mL…