Question

If the enantiomeric excess of a mixture is 79%, what are the % compositions of the...

If the enantiomeric excess of a mixture is 79%, what are the % compositions of the major and minor enantiomer?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
What is the enantiomeric excess of a mixture whose(+) enantiomer has a specific rotation of 10...
What is the enantiomeric excess of a mixture whose(+) enantiomer has a specific rotation of 10 degrees and the mixture of (+) and (-)has a specific rotation of 5 degrees?
Briefly explain the essence of the Mosher method for determining enantiomeric excess.
Briefly explain the essence of the Mosher method for determining enantiomeric excess.
A sample of enantiomeric 2-bromobutane is observed to have a specific rotation of +8.9. If the...
A sample of enantiomeric 2-bromobutane is observed to have a specific rotation of +8.9. If the specific rotation of S-2-bromobutane is +23.1, what is the enantiomeric excess of S-2-bromobutane? What is the percentage of R-2-bromobutane and S-2-bromobutane within the sample mixture?
17.       What mass of (S)-(–)-mandelic acid is present in a 10 g sample which has an...
17.       What mass of (S)-(–)-mandelic acid is present in a 10 g sample which has an enantiomeric excess of 20% of the S-enantiomer? 18. The specific rotation of the S-enantiomer of a compound is -120º. What is the enantiomeric excess of a sample of the compound that has a measured specific rotation of -30º. 19. The specific rotation of the S-enantiomer of a compound is -120º. A student determines that a sample of the compound has a specific rotation of...
Which would be an optically active substance? Pure diastereomer A racemic mixture with an excess of...
Which would be an optically active substance? Pure diastereomer A racemic mixture with an excess of one enantiomer. Meso compound More than one of these. Racemic mixture
Calculate the enantiomeric excess of a 0.1g sample of (R)(-) ibuprofen( optical rotation = 52.240C with...
Calculate the enantiomeric excess of a 0.1g sample of (R)(-) ibuprofen( optical rotation = 52.240C with an observed rotation of -0.50090C in a 1 dL polarimetry call, 10mL of ethanol.
Determine the enantiomeric excess of this lab experiment: NOTE: Please be through in your explaination Racemic...
Determine the enantiomeric excess of this lab experiment: NOTE: Please be through in your explaination Racemic - NaBH4 Reduction Wavelength - 588.8 nm / Degrees- 12. 7 millidegrees note: (not sure of importance): product 4.456 g product with 2ml of chloroform Chiral - Enzymatic Reduction Wavelength - 588.8 nm / Degrees- 381. 67 millidegrees note: (not sure of importance): product 0.545 g product with 2ml of chloroform ----------------------------------------------------------------------------------------------------------- Knowns: R C6H12O3 is 132.16 g/ml / -46 degrees S CH3CH(OH)CH2CO2C2H5 IS...
What is the specific rotation of a 15.1:84.9 mixture of cholesterol and its enantiomer?
What is the specific rotation of a 15.1:84.9 mixture of cholesterol and its enantiomer?
What technique can be used to separate the following compositions of pair of compouunds? Salicylic acid...
What technique can be used to separate the following compositions of pair of compouunds? Salicylic acid (mp. 160 degree C ) and acetylsalicylic acid d (mp 141 degee C) 5:95 mixture.
The specific rotation of enantiomer 1 of alanine (L-alanine) in water is +2.8. A mixture of...
The specific rotation of enantiomer 1 of alanine (L-alanine) in water is +2.8. A mixture of both enantiomers gave a rotation of +1.78. What is the % of enantiomer 1 of alanine in the mixture?