Question: Explain the dramatic difference in rotational energy barriers of the following three alkenes. 259 kJ/mol 179 kJ/mol 66 kJ/mol COOCH3 Ph Ph (HChN COOCH3

Explain the dramatic difference in rotational energy barriers of the following three alkenes.

Explain the dramatic difference in rotational energy barriers of the

259 kJ/mol 179 kJ/mol 66 kJ/mol COOCH3 Ph Ph (HChN COOCH3

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