When 0.075g of penicillamine is dissolved in 10.0 mL of pyridine and placed in a sample cell 10.0 cm in length, the observed rotation at 20 degrees (using the D line of sodium) is -0.47 degrees. Calculate the specific rotation of penicillamine. a. (-0.47)/[(0.075g/mL) (1.00 dm)]= -6.3 b. (0.47)/[(0.075g/mL) (1.00 dm)]= 6.3 c. (-0.47)/[(0.0075g/mL) (1.00 dm)]= -63 d. (0.47)/[(0.0075g/mL) (1.00 dm)]= 63

When 0.075g of penicillamine is dissolved in 10.0 mL of pyridine and placed in a sample cell 10.0 cm in length, the observed rotation at 20 degrees (using the D line of sodium) is -0.47 degrees. Calculate the specific rotation of penicillamine. a. (-0.47)/[(0.075g/mL) (1.00 dm)]= -6.3 b. (0.47)/[(0.075g/mL) (1.00 dm)]= 6.3 c. (-0.47)/[(0.0075g/mL) (1.00 dm)]= -63 d. (0.47)/[(0.0075g/mL) (1.00 dm)]= 63

EBK A SMALL SCALE APPROACH TO ORGANIC L

4th Edition

ISBN:9781305446021

Author:Lampman

Publisher:Lampman

Chapter92: Polarimetry

Section: Chapter Questions

Problem 1P

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