A 1.26 M solution of (R)-2-butanol is mixed with an equal volume of a 0.630 M solution of racemic 2-butanol, and the resulting solution is analyzed in a sample container that is 1 dm long. What observed rotation is expected? The specific rotation of (R)-2-butanol is –13.9 degrees mL g¬ dm-1. deg

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter3: Stereoisomerism And Chirality
Section3.7: Optical Activity—how Chirality Is Detected In The Laboratory
Problem 3.9P
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Equation is:

optical rotation = [specific rotation constant] * concentration * path length

I think I may be addign the molarities together incorrectly, but I'm not sure and I am having trouble solving for the optical rotation.

Organic Chemistry
Loudon | Parise SEVENTH EDITION
presented by Macmillan Learning
A 1.26 M solution of (R)-2-butanol is mixed with an equal volume of a 0.630 M solution of racemic 2-butanol, and the
resulting solution is analyzed in a sample container that is 1 dm long. What observed rotation is expected? The specific
rotation of (R)-2-butanol is –13.9 degrees mLg¬l dm¬1.
a =
deg
* TOOLS
x10
Transcribed Image Text:Organic Chemistry Loudon | Parise SEVENTH EDITION presented by Macmillan Learning A 1.26 M solution of (R)-2-butanol is mixed with an equal volume of a 0.630 M solution of racemic 2-butanol, and the resulting solution is analyzed in a sample container that is 1 dm long. What observed rotation is expected? The specific rotation of (R)-2-butanol is –13.9 degrees mLg¬l dm¬1. a = deg * TOOLS x10
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