A solution is prepared by mixing 5 mL of a 0.20 M solution of the S enantiomer of a compound and 10 mL of a 0.20 M solution of the R enantiomer. The specific rotation of that solution was -7.00. a.) Calculate the millimoles of each enantiomer in the mixture. b.) Calculate the% enantiomer in excess (% e.e). c.) Calculate the specific rotation of each pure enantiomer.

EBK A SMALL SCALE APPROACH TO ORGANIC L
4th Edition
ISBN:9781305446021
Author:Lampman
Publisher:Lampman
Chapter92: Polarimetry
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A solution is prepared by mixing 5 mL of a 0.20 M solution of the S enantiomer of a compound and 10 mL of a 0.20 M solution of the R enantiomer. The specific rotation of that solution was -7.00.

a.) Calculate the millimoles of each enantiomer in the mixture.
b.) Calculate the% enantiomer in excess (% e.e).
c.) Calculate the specific rotation of each pure enantiomer.

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