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Elaidic acid is a major trans fatty acid in margarine and fried foods. Oleic acid (cis-9) and elaidic acid (trans-9) are both mono unsaturated fatty

Elaidic acid is a major trans fatty acid in margarine and fried foods. Oleic acid (cis-9) and elaidic acid (trans-9) are both monounsaturated fatty acids with 18 carbons.

Briefly explain the observation that oleic acid has a melting point of about 13C, while elaidic acid’s melting point is about 45°C.

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