Final answer:
The theoretical yield of the Diels-Alder reaction between anthracene and maleic anhydride cannot be provided without information about the molar ratios of the reactants involved. It is calculated based on the stoichiometry of the reaction but is typically lower in practice due to various factors affecting the reaction.
Step-by-step explanation:
The theoretical yield of the Diels-Alder reaction between anthracene and maleic anhydride cannot be determined without additional information such as the amounts or molar ratios of reactants used. The Diels-Alder reaction is a pericyclic chemical reaction that produces a cyclic six-membered ring compound. This reaction involves a conjugated diene like anthracene and a dienophile such as maleic anhydride. In general, the theoretical yield is calculated based on the stoichiometry of the reaction, assuming complete conversion of the limiting reactant into the product. However, practical yields, like the 55% overall yield mentioned, are often lower due to various factors including reaction conditions, purity of reactants, and side reactions.