A sample enriched with the R enantiomer has a %ee of 76 %. What percentage of the sample is racemic? What is the (S)-to-(R) ratio of the enantiomers in the sample?

• A. 24% of the sample is racemic. The S to R ratio is 3:22.
• B. 12% of the sample is racemic. The S to R ratio is 22:3.
• C. 62% of the sample is racemic. The S to R ratio is 76:24.
• D. 62% of the sample is racemic. The S to R ratio is 24:76.

Answer: (A)