![There is restricted rotation around carbon-carbon double bonds. Maleic acid and fumaric acid are two isomers with vastly different physical properties and pKa values for the loss of both protons. Explain why There is restricted rotation around carbon-carbon double bonds. Maleic acid and fumaric acid are two isomers with vastly different physical properties and pKa values for the loss of both protons. Explain why](https://homework.study.com/cimages/multimages/16/6761244_1349441045190439799.png)
There is restricted rotation around carbon-carbon double bonds. Maleic acid and fumaric acid are two isomers with vastly different physical properties and pKa values for the loss of both protons. Explain why
![OneClass: Maleic acid has a dipole moment, but the closely related fumaric acid, a substance involved... OneClass: Maleic acid has a dipole moment, but the closely related fumaric acid, a substance involved...](https://s3.amazonaws.com/prealliance-textbook-qa.oneclass.com/qa_images/homework_help/question/qa_images/755441501565327/question/0.png?img=f276c5f6ebb1ac3474781dfc28c24232)
OneClass: Maleic acid has a dipole moment, but the closely related fumaric acid, a substance involved...
![Fumaric acid, C4H4O4, molecule. It is unsaturated dicarboxylic acid, food additive E297. Skeletal chemical formula. Vector illustration Stock Vector Image & Art - Alamy Fumaric acid, C4H4O4, molecule. It is unsaturated dicarboxylic acid, food additive E297. Skeletal chemical formula. Vector illustration Stock Vector Image & Art - Alamy](https://c8.alamy.com/comp/2BG8T4J/fumaric-acid-c4h4o4-molecule-it-is-unsaturated-dicarboxylic-acid-food-additive-e297-skeletal-chemical-formula-vector-illustration-2BG8T4J.jpg)
Fumaric acid, C4H4O4, molecule. It is unsaturated dicarboxylic acid, food additive E297. Skeletal chemical formula. Vector illustration Stock Vector Image & Art - Alamy
![Structure and basic properties of DMF, MEF salts and Fumaric Acid. DMF... | Download Scientific Diagram Structure and basic properties of DMF, MEF salts and Fumaric Acid. DMF... | Download Scientific Diagram](https://www.researchgate.net/publication/276911155/figure/fig6/AS:341884254867460@1458522966407/Structure-and-basic-properties-of-DMF-MEF-salts-and-Fumaric-Acid-DMF-and-MEF-are-esters.png)
Structure and basic properties of DMF, MEF salts and Fumaric Acid. DMF... | Download Scientific Diagram
![Explain why maleic and fumaric acids have very different melting points? (Hint: one of the geometric isomers shows intermolecular bonding.) Draw structures to illustrate this bonding. | Homework.Study.com Explain why maleic and fumaric acids have very different melting points? (Hint: one of the geometric isomers shows intermolecular bonding.) Draw structures to illustrate this bonding. | Homework.Study.com](https://homework.study.com/cimages/multimages/16/aag3279525660474926024.png)