Problem: You have a 6-year-old patient on peritoneal dialysis admitted with pneumonia. They weigh 18 kgs. They have been ordered Cefoxitin 650 mg q24 hrs. a. Is this the correct dose? b. You have a 1 G vial. How much NS will you add to the vial? c. What is the concentration in 1 ml of solution? d. How much solution will you withdraw from the vial? e. You have been instructed to follow the provincial standards concentration. You add the volume from the syringe above to a buretrol for infusion, how much extra NS will need to be added to the buretrol to have the recommended 20mg/ml final concentration?