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Solved: Given that the twist-boat conformer of cyclohexane

Chapter 5, Problem 58P

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QUESTION:

Problem 58P

Given that the twist-boat conformer of cyclohexane is 5.3 kcal/mol higher in free energy than the chair conformer, calculate the percentage of twist-boat conformers present in a sample of cyclohexane at 25 oC. Does your answer agree with the statement made in Section 3.12 about the relative number of molecules in these two conformations?

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QUESTION:

Problem 58P

Given that the twist-boat conformer of cyclohexane is 5.3 kcal/mol higher in free energy than the chair conformer, calculate the percentage of twist-boat conformers present in a sample of cyclohexane at 25 oC. Does your answer agree with the statement made in Section 3.12 about the relative number of molecules in these two conformations?

ANSWER:

Solution 58P

Step 1 of 1:

Here, we are asked to calculate the percentage of twist-boat conformers present in a sample of cyclohexane at 25 oC.

The relation between equilibrium constant (Keq) and the change in free energy (G):

Go = _ RT ln Keq 

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