Part B Benzoic acid is a weak acid that has antimicrobial properties. Its sodium salt, sodium benzoate, is a preservative found in foods, medications, and personal hygiene products. Benzoic acid dissociates in water. CH5COOH(aq) + H2O(1)=CHCOO- (aq) + H3O+ (aq) The PK, of this reaction is 4.2. In a 0.64 mol L-1 solution of benzoic acid, what percentage of the molecules are ionized? Express your answer to two significant figures and include the appropriate units. 3. Which of the following statements is NOT correct? A. The best way to organize is to select the most effective and efficient ways to meet the firm's purpose and objectives. B. Critical tasks are activities that must be done well if the business is to achieve its purpose and financial and marketing objectives. C. Decisions should always be made at the highest level of the organization and then influence the lower level. D. Line people have the authority to make decisions, while staff people usually advise line personnel. E. Critical tasks must be allowed to function smoothly and without restriction