1. A client has 1 unit of packed red blood cells (PRBCs)ordered.  The nurse determines that the volume of the unit of blood is 423 mL.  Hospital protocol states that the unit of blood should be transfused over approximately 2 hours. The standard protocol is to infuse the PRBCs at a rate of 2 mL/minute for the first 15 minutes and observe of evidence of a transfusion reaction during this time period. Calculate the rate in mL/hr that the IV pump will be set at the first 15 minutes.