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Calculate strain energy for the conformer pictured below, using strain energy increments from the table. Strain Energy for Alkanes Interaction / Compound kJ/mol kcal/mol H: H eclipsing 4.0 H: CH3 eclipsing 5.8 CH3 : CH3 eclipsing 11.0 gauche butane 3.8 115 H₂C cyclopropane cyclobutane cyclopentane cycloheptane cyclooctane (Calculate your answer to the nearest 0.1 energy unit, and be sure to specify units, kj/mol or kcal/mol. The answer is case sensitive.) H₂C CH3 1.0 110 26.0 26.2 40.5 1.4 2.6 0.9 27.5 26.3 6.2 6.3 9.7

Calculate strain energy for the conformer pictured below, using strain energy increments from the table. Strain Energy for Alkanes Interaction / Compound kJ/mol kcal/mol H: H eclipsing 4.0 H: CH3 eclipsing 5.8 CH3 : CH3 eclipsing 11.0 gauche butane 3.8 115 H₂C cyclopropane cyclobutane cyclopentane cycloheptane cyclooctane (Calculate your answer to the nearest 0.1 energy unit, and be sure to specify units, kj/mol or kcal/mol. The answer is case sensitive.) H₂C CH3 1.0 110 26.0 26.2 40.5 1.4 2.6 0.9 27.5 26.3 6.2 6.3 9.7

Chemistry
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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--- # Calculating Strain Energy for Alkanes ### Task: Calculate the strain energy for the conformer pictured below using strain energy increments from the table provided. ### Strain Energy Table for Alkanes: | Interaction / Compound | kJ/mol | kcal/mol | |-------------------------|--------|----------| | H : H eclipsing | 4.0 | 1.0 | | H : CH<sub>3</sub> eclipsing | 5.8 | 1.4 | | CH<sub>3</sub> : CH<sub>3</sub> eclipsing | 11.0 | 2.6 | | gauche butane | 3.8 | 0.9 | | cyclopropane | 115 | 27.5 | | cyclobutane | 110 | 26.3 | | cyclopentane | 26.2 | 6.3 | | cycloheptane | 26.2 | 6.3 | | cyclooctane | 40.5 | 9.7 | *Calculate your answer to the nearest 0.1 energy unit and specify units, kJ/mol or kcal/mol. The answer is case-sensitive.* ### Structural Diagram: - **2D Model**: The structure provided depicts a butane molecule. - **3D Model**: A ball-and-stick model highlights the spatial arrangement of atoms within the molecule. ### Calculation: Identify each type of interaction present in the conformer, sum up the strain energy for each interaction using the increments provided in the table, and input your answer. ---
Transcribed Image Text:--- # Calculating Strain Energy for Alkanes ### Task: Calculate the strain energy for the conformer pictured below using strain energy increments from the table provided. ### Strain Energy Table for Alkanes: | Interaction / Compound | kJ/mol | kcal/mol | |-------------------------|--------|----------| | H : H eclipsing | 4.0 | 1.0 | | H : CH<sub>3</sub> eclipsing | 5.8 | 1.4 | | CH<sub>3</sub> : CH<sub>3</sub> eclipsing | 11.0 | 2.6 | | gauche butane | 3.8 | 0.9 | | cyclopropane | 115 | 27.5 | | cyclobutane | 110 | 26.3 | | cyclopentane | 26.2 | 6.3 | | cycloheptane | 26.2 | 6.3 | | cyclooctane | 40.5 | 9.7 | *Calculate your answer to the nearest 0.1 energy unit and specify units, kJ/mol or kcal/mol. The answer is case-sensitive.* ### Structural Diagram: - **2D Model**: The structure provided depicts a butane molecule. - **3D Model**: A ball-and-stick model highlights the spatial arrangement of atoms within the molecule. ### Calculation: Identify each type of interaction present in the conformer, sum up the strain energy for each interaction using the increments provided in the table, and input your answer. ---
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