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    Percent mix of rotational isomers

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    Q1. à¿-D-Galactopyranose has [à¿]D = +150.7o, and à¿-D-galactopyranose has [à¿]D = +52.8o. When either of them is dissolved in water and allowed to reach equilibrium, the specific rotation of the solution will be +80.2o. What are the percentages of each anomer at equilibrium?

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    Solution Preview

    OK...your basic idea is in the neighborhood...but your approach is wrong.

    Let us use A & B (for the alpha, beta values of 150.7 and 52.8 respectively) to set the problem up
    and X & Y for ...

    Solution Summary

    An algebraic manipulation to ascertain the percent components of a mixture.