(+)-camphor has a specific rotation of +44. if you have a mixture of 34% (+)-camphor and...
(+)-camphor has a specific rotation of +44. if you have a mixture of 34% (+)-camphor and 66% (-)-camphor, what will be the observed rotation of this mixture? Assume 1 g dissolved in 1 mL; the sample cell is 1 dm long
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(+)-camphor has a specific rotation of +44. if you have a
mixture of 34% (+)-camphor and...
explain please (*)-Camphor has a specific rotation of +44 degree. If you have a mixture of...
explain please
(*)-Camphor has a specific rotation of +44 degree. If you have a mixture of 34% (+)-camphor and 66% (-)-camphor, what will be the observed rotation of this mixture? Assume 1 g dissolved in 1 mL; the sample cell is 1 dm long. Express your answer in a whole number. The units are provided.
5.41 Predict the value for the specific rotation of the following compound. Explain your answer. -OH...
5.41 Predict the value for the specific rotation of the following compound. Explain your answer. -OH НО. 5.42 The specific rotation of (S)-2-butanol is +13.5. If 1.00 g of its enantiomer is dissolved in 10.0 mL of ethanol and placed in a sample cell with a length of 1.00 dm, what observed rotation do you expect? 5.43 The specific rotation of l-alanine in water (at 25°C) is +2.8. A chemist prepared a mixture of l- alanine and its enantiomer, and...
5.42 The specific rotation of (S)-2-butanol is +13.5. If 1.00 g of its enantiomer is dissolved...
5.42 The specific rotation of (S)-2-butanol is +13.5. If 1.00 g of its enantiomer is dissolved in 10.0 mL of ethanol and placed in a sample cell with a length of 1.00 dm, what observed rotation do you expect?
A) If the observed rotation for the product mixture obtained from running the reaction in toluene...
A) If the observed rotation for the product mixture obtained from running the reaction in toluene is 18.7, what is the specific rotation of the S enantiomer? B) Based on your answer in part (a), predict what the observed rotation would be for a solution containing 0.250 g of this S-enantiomer dissolved in 10.0 mL of ethanol and placed in a sample cell with a length of 10.0 cm.
1) (S)(-) mandelic acid has a specific rotation of -158.0 degrees, If the rotation you observed...
1) (S)(-) mandelic acid has a specific rotation of -158.0 degrees, If the rotation you observed in your polarimeter in a 2.5 dm cell was -150.1, what is the concentration of the solution in g ml1?
Confused on how to get answer to problem. Please help 10. Camphor is a naturally occurring...
Confused on how to get answer to problem. Please help
10. Camphor is a naturally occurring aromatic compound used as an embalming fluid, for medicinal purposes, and in religious ceremonies. The naturally occurring (+) isomer has a specific rotation of +44 If a sample with a mixture of camphor and its enantiomer is analyzed for its optical activity what would the observed specific rotation be if the ratio of enantiomers was 55% ) and 45% (-)? a. 0° 557,- 45%-...
please solve and probide step by step 15. Calculate the observed rotation expected in the following...
please solve and probide step by step
15. Calculate the observed rotation expected in the following situation: a standard 2.00-dm cell is used and ten grams of a 9:1 mixture of enantiomers is dissolved in 100 mL of solvent. The major enantiomer has a specific rotation of +200°.(4 pts)
A 0.110 M solution of an enantiomerically pure chiral compound D has an observed rotation of...
A 0.110 M solution of an enantiomerically pure chiral compound D has an observed rotation of +0.24° in a 1-dm sample container. The molar mass of the compound is 144.0 g/mol. (a) What is the specific rotation of D? (b) What is the observed rotation if this solution is mixed with an equal volume of a solution that is 0.110 M in L, the enantiomer of D? Number deg mL Number g dm deg (c) What is the observed rotation...
3. Pure Θ Kaylanoic acid has a specific rotation of-160° (same conditions and temperature as sample...
3. Pure Θ Kaylanoic acid has a specific rotation of-160° (same conditions and temperature as sample above). What is the % optical purity of the sample above ? (0.75 points) 4. 3.5 mg of optically-enriched(-) antibiotic Zachromycin was dissolved in 1.00 mL methanol in a 1.00 mL volumetric flask. The optical rotation was found to be -0.02220 in a 5.0 cm cell. What is the specific rotation? (0.75 points) 5. Calculate the enantiomeric excess and the specific rotation of a...
the R-(+) enantiomer of a certain compound has a specific rotation of +52. A mixture of...
the R-(+) enantiomer of a certain compound has a specific rotation of +52. A mixture of this compound with its enantiomer has a has an observed rotation of -26. what is the %ee of this sample and which enantiomer is in excess? what is the ration of R:S in this mixture?
explain please
(*)-Camphor has a specific rotation of +44 degree. If you have a mixture of 34% (+)-camphor and 66% (-)-camphor, what will be the observed rotation of this mixture? Assume 1 g dissolved in 1 mL; the sample cell is 1 dm long. Express your answer in a whole number. The units are provided.
5.41 Predict the value for the specific rotation of the following compound. Explain your answer. -OH НО. 5.42 The specific rotation of (S)-2-butanol is +13.5. If 1.00 g of its enantiomer is dissolved in 10.0 mL of ethanol and placed in a sample cell with a length of 1.00 dm, what observed rotation do you expect? 5.43 The specific rotation of l-alanine in water (at 25°C) is +2.8. A chemist prepared a mixture of l- alanine and its enantiomer, and...
5.42 The specific rotation of (S)-2-butanol is +13.5. If 1.00 g of its enantiomer is dissolved in 10.0 mL of ethanol and placed in a sample cell with a length of 1.00 dm, what observed rotation do you expect?
1) (S)(-) mandelic acid has a specific rotation of -158.0 degrees, If the rotation you observed in your polarimeter in a 2.5 dm cell was -150.1, what is the concentration of the solution in g ml1?
Confused on how to get answer to problem. Please help
10. Camphor is a naturally occurring aromatic compound used as an embalming fluid, for medicinal purposes, and in religious ceremonies. The naturally occurring (+) isomer has a specific rotation of +44 If a sample with a mixture of camphor and its enantiomer is analyzed for its optical activity what would the observed specific rotation be if the ratio of enantiomers was 55% ) and 45% (-)? a. 0° 557,- 45%-...
please solve and probide step by step
15. Calculate the observed rotation expected in the following situation: a standard 2.00-dm cell is used and ten grams of a 9:1 mixture of enantiomers is dissolved in 100 mL of solvent. The major enantiomer has a specific rotation of +200°.(4 pts)
A 0.110 M solution of an enantiomerically pure chiral compound D has an observed rotation of +0.24° in a 1-dm sample container. The molar mass of the compound is 144.0 g/mol. (a) What is the specific rotation of D? (b) What is the observed rotation if this solution is mixed with an equal volume of a solution that is 0.110 M in L, the enantiomer of D? Number deg mL Number g dm deg (c) What is the observed rotation...
3. Pure Θ Kaylanoic acid has a specific rotation of-160° (same conditions and temperature as sample above). What is the % optical purity of the sample above ? (0.75 points) 4. 3.5 mg of optically-enriched(-) antibiotic Zachromycin was dissolved in 1.00 mL methanol in a 1.00 mL volumetric flask. The optical rotation was found to be -0.02220 in a 5.0 cm cell. What is the specific rotation? (0.75 points) 5. Calculate the enantiomeric excess and the specific rotation of a...
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