The label on a bottle of medicine reads "Each 5 mL teaspoonful contains glucose, 1.87 g; levulose, 1.87 g; and phosphoric acid, 21.2 mg." a. Find the amount of phosphoric acid in the recommended dosage of two teaspoons. b. If the bottle contains 3 ounces, find the quantity of phosphoric acid in the bottle. (1 oz s 30 mL; 1 tsp s 5 mL) a. There are mg of phosphoric acid in two teaspoons. (Simplify your answer. Type an integer or a decimal.)