69. Optically pure (S)-monosodium glutamate has a specific rotation of +25o
, what percent of (R)-monosodium glutamate in a
sample with a specific rotation of -10o
?
(A) 10%
(B) 30%
(C) 40%
(D) 70%
(E) 50%
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統計: A(0), B(2), C(5), D(13), E(0) #1026954
統計: A(0), B(2), C(5), D(13), E(0) #1026954