Essay
A mixture of enantiomers of 5-penten-2-ol has an apparent specific rotation of +9.89º mL g−1 dm−1 at temperature = 25 ºC in ether solvent. The sample is known to have an optical purity (= enantiomeric excess) of 67%.
a. What is the specific rotation of the pure S enantiomer under the same conditions? Show your work.
b. What percentage of each enantiomer is present in the mixture? Show your work.
%S enantiomer:_________________; %R enantiomer: ______________
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