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Following are the alternative chair conformations for traus-2-bromocyclohexanamine NH2 NH2 Br Using the data or ΔG or mono substituted cyclohexanes at room temperature 25°C and the representative value * or the gauche interaction of two equatorial y positioned substituents in the 1.2-position axial → equatorial GroupAG° (kJ/mol) Group 0.8 -2.4 -3.9 NH2 CH3 1,2-gauche3.8 AG° (kJ/mol) -5.9 7.3 OH kJ/mol a) Calculate the difference in the Gibbs free energy between the second and first conformation including the algebraic sign. b) Given your value in (a). calculate the percent of the chair, indicated as B, presented in an equilibrium mixture of the conformers at 25C The actual value will depend on the substituents. The values of the gas constant and the temperature for 25°C are 8.314 JK-1ol1 and 298 K respectively Submit Answer Try Another Version 9item attempts remainingHello I have a question. Following are the alternative chair conformations for trans-2-bromocyclohexanamine: . Using the data for ΔG for monosubstituted cyclohexanes at room temperature (25ºC) and the representative value* for the gauche interaction of two equatorially positioned substituents in the 1,2-position: a) Calculate the difference in the Gibbs free energy between the second and first conformation including the algebraic sign. kJ/mol b) Given your value in (a), calculate the percent of the chair, indicated as B, presented in an equilibrium mixture of the conformers at 25ºC. % *The actual value will depend on the substituents. The values of the gas constant and the temperature for 25ºC are 8.314 JK-1mol-1 and 298 K respectively.

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