9. A vial of cefazolin injection contains 1 g of drug. When 2.5 mL of diluent is added. 3 mL of injection is prepared. If 1.6 mL of the injection is diluted to 200 mL with sodium chloride injection, how many milliliters of the dilution should be administered daily to a child weighing 40 lb if the daily dose is 25 mg/kg of body weight