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in Chemistry by (62.9k points)
(+)- mandelic acid has a specific rotation of `158^(@)` What would be the observed specific rotation of a mixture of 25% (-)mandelic acid and 75% (+)- mandlic acid?
A. `+118.5^(@)`
B. `-118.5^(@)`
C. `-79^(@)`
D. `+79^(@)`

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1 Answer

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by (66.1k points)
Correct Answer - d
Racemic = 50%, `(+)to 50%`

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