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The specific rotation of optically pure (2S,3S)-tartaric acid is -12°. The optical rotation of an impure...

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Chemistry

The specific rotation of optically pure (2S,3S)-tartaric acid is-12°. The optical rotation of an impure sample containing a mixtureof enantiomers of this compound was measured to be -9°. In theboxes below, write the percentages of the specified stereoisomerspresent in the sample. Show your work below.

Percentage of (2S,3S)-tartaric acid?

Percentage of (2R,3R)-tartaric acid?

What is the specific rotation of pure (2S,3R)-tartaric acid? Howdo you know?  

Answer & Explanation Solved by verified expert
3.9 Ratings (684 Votes)
The solution to the problem is as given below We have 12 degrees specific rotation for pure 2S3Startaric acid enantiomer Given is 9 degrees specific rotation for mixture of enantiomers The ve sign of specific    See Answer
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