Construct a potential energy graph for n-pentane as it rotates about the bond between C2 and C3. Start with a 0° dihedral angle and rotate the front carbon.
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Potential energy graph for n-pentane rotation about C2-C3 bond, showing energy values at various angles.

Potential energy graph for n-pentane with energy values at different dihedral angles.

Potential energy graph for n-pentane illustrating energy changes during rotation about C2-C3 bond.

Potential energy graph for n-pentane showing energy values at various dihedral angles.

Construct a potential energy graph for n-pentane as it rotates about the bond between C2 and C3. Start with a 0° dihedral angle and rotate the front carbon.Table: