if needed for questie a. Use strain energy increments in the OWL Table Reference (see References button, Strain Energy Increments) to calculate the energy difference between the two chair conformations of the compound below. b. Specify substituent positions (axial or equatorial) in the more stable chair. c. Estimate the percent of the more stable chair at equilibrium at 25°C. (To determine the percent of the more stable chair at equilibrium, first calculate Kea, and then use this value to find the percentage.) CH3 CH3 H3C

Chemistry
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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Use the References to access important values if needed for this question.
a. Use strain energy increments in the OWL Table Reference (see References button, Strain Energy Increments) to calculate the energy difference between the two chair
conformations of the compound below.
b. Specify substituent positions (axial or equatorial) in the more stable chair.
c. Estimate the percent of the more stable chair at equilibrium at 25°C.
(To determine the percent of the more stable chair at equilibrium, first calculate Keg, and then use this value to find the percentage.)
req»
CH3
CH3
H3C
swers:
a. The energy difference is 1.9
kJ/mol.
b. In the more stable chair:
• The methyl group is in the equatorial position.
• The isopropyl group is in the equatorial position.
c. At 25°C the equilibrium percent of the more stable chair conformation is approximately >95
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Transcribed Image Text:Use the References to access important values if needed for this question. a. Use strain energy increments in the OWL Table Reference (see References button, Strain Energy Increments) to calculate the energy difference between the two chair conformations of the compound below. b. Specify substituent positions (axial or equatorial) in the more stable chair. c. Estimate the percent of the more stable chair at equilibrium at 25°C. (To determine the percent of the more stable chair at equilibrium, first calculate Keg, and then use this value to find the percentage.) req» CH3 CH3 H3C swers: a. The energy difference is 1.9 kJ/mol. b. In the more stable chair: • The methyl group is in the equatorial position. • The isopropyl group is in the equatorial position. c. At 25°C the equilibrium percent of the more stable chair conformation is approximately >95 Submit Answer Retry Entire Group 9 more group attempts remaining Previous Nex
Write an acceptable IUPAC name for the compound below. Include 'cis' and trans' as part of the name when stereochemistry is illustrated.
Br
The IUPAC name is
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Transcribed Image Text:Write an acceptable IUPAC name for the compound below. Include 'cis' and trans' as part of the name when stereochemistry is illustrated. Br The IUPAC name is Submit Answer Retry Entire Group 7 more group attempts remaining
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