(9) How many chiral centers are present in a molecule of 1,3-dimethylcyclohexane? (C) 2 (D) 3 1 (A) 0 (10) What is the percent composition of a mixture of (S)-(+)-2-butanol, [a]p = +13.52°, and (R)-(-)-2-butanol, [a] = -13.52°, with a specific rotation [a]D = -6.76° (A) 75%R 25%S (B) 25%R 75%S (C) 50%R 50%S D) 67%R 33%S

(9) How many chiral centers are present in a molecule of 1,3-dimethylcyclohexane? (C) 2 (D) 3 1 (A) 0 (10) What is the percent composition of a mixture of (S)-(+)-2-butanol, [a]p = +13.52°, and (R)-(-)-2-butanol, [a] = -13.52°, with a specific rotation [a]D = -6.76° (A) 75%R 25%S (B) 25%R 75%S (C) 50%R 50%S D) 67%R 33%S

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter19: Aldehydes And Ketones: Nucleophilic Addition Reactions

Section19.SE: Something Extra

Problem 55AP: Draw and name the seven aldehydes and ketones with the formula C5H10O. Which are chiral?

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