3 the optical rotations for the a and anomers of d mannose are ad 293
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3. The optical rotations for the a- and ß-anomers of D-mannose are [a]D = +29.3° and [a]D =-17.0°, respectively. In water each form mutarotates to an equilibrium value of [a]D=+14.2°.
Calculate the percentage of each anomer present at equilibrium.