Design an alkyd resin from the following components. (6 pts) of phthalic anhydride OH CH HO-H-C-CH-OH CH OH pentaerythritol 0 CH O C- CH C17 O CH-O-C-C17 0-C-C17 O vegetable oil Set Pgel = 1.0. What are the required molar ratios of the three reactants if we specify that r = [COOH]/[OH] = 0.9