The Nurse Is to Preoperatively Administer 8 Mg of Morphine

The nurse is to preoperatively administer 8 mg of morphine intramuscularly to a patient. The nurse has available morphine 10 mg/mL. How many milliliters should the nurse give?

A) 0.25 mL
B) 0.5 mL
C) 0.8 mL
D) 1.25 mL