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Q. |
What is the percent composition of a mixture of (S)-(+)-2-butanol,[!] D/25 = +13.52º, and (R)-(-)-2-butanol,[!] D/25 = -13.52º, with a specific rotation [!] D/25 = +6.76º? |
A. | 75%(R) 25%(S) |
B. | 25%(R) 75%(S) |
C. | 50%(R) 50%(S) |
D. | 67%(R) 33%(S) |
Answer» B. 25%(R) 75%(S) |
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